Home / 729,117.30-1,091,707.65-729,117.30

Finding the Fourth Proportional to 729,117.30, 1,091,707.65 and 729,117.30

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Solution

The fourth proportional to 729,117.30, 1,091,707.65 and 729,117.30 is: 1,091,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,117.30 : 1,091,707.65 = 729,117.30 : x
  2. Step 2: Convert to fraction form
    729,117.30/1,091,707.65 = 729,117.30/x
  3. Step 3: Cross multiply
    729,117.30x = 1,091,707.65 × 729,117.30
  4. Step 4: Simplify right side
    729,117.30x = 795,982,934,157.35
  5. Step 5: Solve for x
    x = 795,982,934,157.35/729,117.30
  6. Step 6: Final answer
    x = 1,091,707.65

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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.