Home / 1,563,310.76-2,155,655.67-1,018,436.11

Finding the Fourth Proportional to 1,563,310.76, 2,155,655.67 and 1,018,436.11

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Solution

The fourth proportional to 1,563,310.76, 2,155,655.67 and 1,018,436.11 is: 1,404,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,310.76 : 2,155,655.67 = 1,018,436.11 : x
  2. Step 2: Convert to fraction form
    1,563,310.76/2,155,655.67 = 1,018,436.11/x
  3. Step 3: Cross multiply
    1,563,310.76x = 2,155,655.67 × 1,018,436.11
  4. Step 4: Simplify right side
    1,563,310.76x = 2,195,397,569,665.10
  5. Step 5: Solve for x
    x = 2,195,397,569,665.10/1,563,310.76
  6. Step 6: Final answer
    x = 1,404,325.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.