Home / 1,015,269.18-1,400,700.76-607,382.74

Finding the Fourth Proportional to 1,015,269.18, 1,400,700.76 and 607,382.74

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Solution

The fourth proportional to 1,015,269.18, 1,400,700.76 and 607,382.74 is: 837,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,269.18 : 1,400,700.76 = 607,382.74 : x
  2. Step 2: Convert to fraction form
    1,015,269.18/1,400,700.76 = 607,382.74/x
  3. Step 3: Cross multiply
    1,015,269.18x = 1,400,700.76 × 607,382.74
  4. Step 4: Simplify right side
    1,015,269.18x = 850,761,465,528.88
  5. Step 5: Solve for x
    x = 850,761,465,528.88/1,015,269.18
  6. Step 6: Final answer
    x = 837,966.41

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Double scale
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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.