Home / 3,768,461.82-5,652,695.85-928,574.28

Finding the Fourth Proportional to 3,768,461.82, 5,652,695.85 and 928,574.28

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Solution

The fourth proportional to 3,768,461.82, 5,652,695.85 and 928,574.28 is: 1,392,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,461.82 : 5,652,695.85 = 928,574.28 : x
  2. Step 2: Convert to fraction form
    3,768,461.82/5,652,695.85 = 928,574.28/x
  3. Step 3: Cross multiply
    3,768,461.82x = 5,652,695.85 × 928,574.28
  4. Step 4: Simplify right side
    3,768,461.82x = 5,248,947,978,972.74
  5. Step 5: Solve for x
    x = 5,248,947,978,972.74/3,768,461.82
  6. Step 6: Final answer
    x = 1,392,862.19

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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.