Home / 1,152,604.64-1,730,124.39-647,597.18

Finding the Fourth Proportional to 1,152,604.64, 1,730,124.39 and 647,597.18

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Solution

The fourth proportional to 1,152,604.64, 1,730,124.39 and 647,597.18 is: 972,079.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,604.64 : 1,730,124.39 = 647,597.18 : x
  2. Step 2: Convert to fraction form
    1,152,604.64/1,730,124.39 = 647,597.18/x
  3. Step 3: Cross multiply
    1,152,604.64x = 1,730,124.39 × 647,597.18
  4. Step 4: Simplify right side
    1,152,604.64x = 1,120,423,682,767.02
  5. Step 5: Solve for x
    x = 1,120,423,682,767.02/1,152,604.64
  6. Step 6: Final answer
    x = 972,079.79

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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.