Home / 1,736,120.90-2,604,181.65-724,691.10

Finding the Fourth Proportional to 1,736,120.90, 2,604,181.65 and 724,691.10

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Solution

The fourth proportional to 1,736,120.90, 2,604,181.65 and 724,691.10 is: 1,087,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,120.90 : 2,604,181.65 = 724,691.10 : x
  2. Step 2: Convert to fraction form
    1,736,120.90/2,604,181.65 = 724,691.10/x
  3. Step 3: Cross multiply
    1,736,120.90x = 2,604,181.65 × 724,691.10
  4. Step 4: Simplify right side
    1,736,120.90x = 1,887,227,264,538.32
  5. Step 5: Solve for x
    x = 1,887,227,264,538.32/1,736,120.90
  6. Step 6: Final answer
    x = 1,087,036.78

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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.