Home / 1,461,132.25-2,191,917.07-514,336.21

Finding the Fourth Proportional to 1,461,132.25, 2,191,917.07 and 514,336.21

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Solution

The fourth proportional to 1,461,132.25, 2,191,917.07 and 514,336.21 is: 771,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,132.25 : 2,191,917.07 = 514,336.21 : x
  2. Step 2: Convert to fraction form
    1,461,132.25/2,191,917.07 = 514,336.21/x
  3. Step 3: Cross multiply
    1,461,132.25x = 2,191,917.07 × 514,336.21
  4. Step 4: Simplify right side
    1,461,132.25x = 1,127,382,318,418.10
  5. Step 5: Solve for x
    x = 1,127,382,318,418.10/1,461,132.25
  6. Step 6: Final answer
    x = 771,581.30

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.