Home / 1,149,712.06-1,725,306.18-771,060.40

Finding the Fourth Proportional to 1,149,712.06, 1,725,306.18 and 771,060.40

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Solution

The fourth proportional to 1,149,712.06, 1,725,306.18 and 771,060.40 is: 1,157,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,712.06 : 1,725,306.18 = 771,060.40 : x
  2. Step 2: Convert to fraction form
    1,149,712.06/1,725,306.18 = 771,060.40/x
  3. Step 3: Cross multiply
    1,149,712.06x = 1,725,306.18 × 771,060.40
  4. Step 4: Simplify right side
    1,149,712.06x = 1,330,315,273,273.27
  5. Step 5: Solve for x
    x = 1,330,315,273,273.27/1,149,712.06
  6. Step 6: Final answer
    x = 1,157,085.60

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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.