Home / 1,580,731.11-2,371,102.80-382,651.47

Finding the Fourth Proportional to 1,580,731.11, 2,371,102.80 and 382,651.47

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Solution

The fourth proportional to 1,580,731.11, 2,371,102.80 and 382,651.47 is: 573,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,731.11 : 2,371,102.80 = 382,651.47 : x
  2. Step 2: Convert to fraction form
    1,580,731.11/2,371,102.80 = 382,651.47/x
  3. Step 3: Cross multiply
    1,580,731.11x = 2,371,102.80 × 382,651.47
  4. Step 4: Simplify right side
    1,580,731.11x = 907,305,971,941.12
  5. Step 5: Solve for x
    x = 907,305,971,941.12/1,580,731.11
  6. Step 6: Final answer
    x = 573,978.69

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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.