Home / 1,648,529.10-2,472,793.65-928,131.30

Finding the Fourth Proportional to 1,648,529.10, 2,472,793.65 and 928,131.30

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Solution

The fourth proportional to 1,648,529.10, 2,472,793.65 and 928,131.30 is: 1,392,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,529.10 : 2,472,793.65 = 928,131.30 : x
  2. Step 2: Convert to fraction form
    1,648,529.10/2,472,793.65 = 928,131.30/x
  3. Step 3: Cross multiply
    1,648,529.10x = 2,472,793.65 × 928,131.30
  4. Step 4: Simplify right side
    1,648,529.10x = 2,295,077,185,006.25
  5. Step 5: Solve for x
    x = 2,295,077,185,006.25/1,648,529.10
  6. Step 6: Final answer
    x = 1,392,196.95

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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.