Home / 1,114,561.42-1,538,565.65-752,475.76

Finding the Fourth Proportional to 1,114,561.42, 1,538,565.65 and 752,475.76

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Solution

The fourth proportional to 1,114,561.42, 1,538,565.65 and 752,475.76 is: 1,038,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,561.42 : 1,538,565.65 = 752,475.76 : x
  2. Step 2: Convert to fraction form
    1,114,561.42/1,538,565.65 = 752,475.76/x
  3. Step 3: Cross multiply
    1,114,561.42x = 1,538,565.65 × 752,475.76
  4. Step 4: Simplify right side
    1,114,561.42x = 1,157,733,353,031.27
  5. Step 5: Solve for x
    x = 1,157,733,353,031.27/1,114,561.42
  6. Step 6: Final answer
    x = 1,038,734.46

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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.