Home / 1,413,215.10-2,119,166.55-614,085.30

Finding the Fourth Proportional to 1,413,215.10, 2,119,166.55 and 614,085.30

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Solution

The fourth proportional to 1,413,215.10, 2,119,166.55 and 614,085.30 is: 920,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,215.10 : 2,119,166.55 = 614,085.30 : x
  2. Step 2: Convert to fraction form
    1,413,215.10/2,119,166.55 = 614,085.30/x
  3. Step 3: Cross multiply
    1,413,215.10x = 2,119,166.55 × 614,085.30
  4. Step 4: Simplify right side
    1,413,215.10x = 1,301,349,026,606.72
  5. Step 5: Solve for x
    x = 1,301,349,026,606.72/1,413,215.10
  6. Step 6: Final answer
    x = 920,842.85

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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.