Home / 1,015,148.32-1,400,771.22-607,101.10

Finding the Fourth Proportional to 1,015,148.32, 1,400,771.22 and 607,101.10

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Solution

The fourth proportional to 1,015,148.32, 1,400,771.22 and 607,101.10 is: 837,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,148.32 : 1,400,771.22 = 607,101.10 : x
  2. Step 2: Convert to fraction form
    1,015,148.32/1,400,771.22 = 607,101.10/x
  3. Step 3: Cross multiply
    1,015,148.32x = 1,400,771.22 × 607,101.10
  4. Step 4: Simplify right side
    1,015,148.32x = 850,409,748,510.34
  5. Step 5: Solve for x
    x = 850,409,748,510.34/1,015,148.32
  6. Step 6: Final answer
    x = 837,719.70

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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.