Home / 5,256,253.72-7,253,641.08-2,841,805.72

Finding the Fourth Proportional to 5,256,253.72, 7,253,641.08 and 2,841,805.72

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Solution

The fourth proportional to 5,256,253.72, 7,253,641.08 and 2,841,805.72 is: 3,921,697.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,253.72 : 7,253,641.08 = 2,841,805.72 : x
  2. Step 2: Convert to fraction form
    5,256,253.72/7,253,641.08 = 2,841,805.72/x
  3. Step 3: Cross multiply
    5,256,253.72x = 7,253,641.08 × 2,841,805.72
  4. Step 4: Simplify right side
    5,256,253.72x = 20,613,438,711,970.98
  5. Step 5: Solve for x
    x = 20,613,438,711,970.98/5,256,253.72
  6. Step 6: Final answer
    x = 3,921,697.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.