Home / 1,358,956.05-1,875,311.54-747,104.38

Finding the Fourth Proportional to 1,358,956.05, 1,875,311.54 and 747,104.38

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Solution

The fourth proportional to 1,358,956.05, 1,875,311.54 and 747,104.38 is: 1,030,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,956.05 : 1,875,311.54 = 747,104.38 : x
  2. Step 2: Convert to fraction form
    1,358,956.05/1,875,311.54 = 747,104.38/x
  3. Step 3: Cross multiply
    1,358,956.05x = 1,875,311.54 × 747,104.38
  4. Step 4: Simplify right side
    1,358,956.05x = 1,401,053,465,398.55
  5. Step 5: Solve for x
    x = 1,401,053,465,398.55/1,358,956.05
  6. Step 6: Final answer
    x = 1,030,977.76

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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.