Home / 1,409,693.10-2,114,539.65-344,721.30

Finding the Fourth Proportional to 1,409,693.10, 2,114,539.65 and 344,721.30

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Solution

The fourth proportional to 1,409,693.10, 2,114,539.65 and 344,721.30 is: 517,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,693.10 : 2,114,539.65 = 344,721.30 : x
  2. Step 2: Convert to fraction form
    1,409,693.10/2,114,539.65 = 344,721.30/x
  3. Step 3: Cross multiply
    1,409,693.10x = 2,114,539.65 × 344,721.30
  4. Step 4: Simplify right side
    1,409,693.10x = 728,926,857,049.55
  5. Step 5: Solve for x
    x = 728,926,857,049.55/1,409,693.10
  6. Step 6: Final answer
    x = 517,081.95

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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.