Home / 1,029,851.56-1,544,566.16-389,934.52

Finding the Fourth Proportional to 1,029,851.56, 1,544,566.16 and 389,934.52

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Solution

The fourth proportional to 1,029,851.56, 1,544,566.16 and 389,934.52 is: 584,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,851.56 : 1,544,566.16 = 389,934.52 : x
  2. Step 2: Convert to fraction form
    1,029,851.56/1,544,566.16 = 389,934.52/x
  3. Step 3: Cross multiply
    1,029,851.56x = 1,544,566.16 × 389,934.52
  4. Step 4: Simplify right side
    1,029,851.56x = 602,279,664,207.84
  5. Step 5: Solve for x
    x = 602,279,664,207.84/1,029,851.56
  6. Step 6: Final answer
    x = 584,821.82

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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.