Home / 729,009.30-1,091,545.65-729,009.30

Finding the Fourth Proportional to 729,009.30, 1,091,545.65 and 729,009.30

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Solution

The fourth proportional to 729,009.30, 1,091,545.65 and 729,009.30 is: 1,091,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,009.30 : 1,091,545.65 = 729,009.30 : x
  2. Step 2: Convert to fraction form
    729,009.30/1,091,545.65 = 729,009.30/x
  3. Step 3: Cross multiply
    729,009.30x = 1,091,545.65 × 729,009.30
  4. Step 4: Simplify right side
    729,009.30x = 795,746,930,224.55
  5. Step 5: Solve for x
    x = 795,746,930,224.55/729,009.30
  6. Step 6: Final answer
    x = 1,091,545.65

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1.5x scale

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.