Home / 1,351,101.55-1,864,506.31-747,493.87

Finding the Fourth Proportional to 1,351,101.55, 1,864,506.31 and 747,493.87

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Solution

The fourth proportional to 1,351,101.55, 1,864,506.31 and 747,493.87 is: 1,031,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,101.55 : 1,864,506.31 = 747,493.87 : x
  2. Step 2: Convert to fraction form
    1,351,101.55/1,864,506.31 = 747,493.87/x
  3. Step 3: Cross multiply
    1,351,101.55x = 1,864,506.31 × 747,493.87
  4. Step 4: Simplify right side
    1,351,101.55x = 1,393,707,037,301.32
  5. Step 5: Solve for x
    x = 1,393,707,037,301.32/1,351,101.55
  6. Step 6: Final answer
    x = 1,031,533.89

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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.