Home / 1,780,873.31-2,671,272.50-433,042.89

Finding the Fourth Proportional to 1,780,873.31, 2,671,272.50 and 433,042.89

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Solution

The fourth proportional to 1,780,873.31, 2,671,272.50 and 433,042.89 is: 649,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,873.31 : 2,671,272.50 = 433,042.89 : x
  2. Step 2: Convert to fraction form
    1,780,873.31/2,671,272.50 = 433,042.89/x
  3. Step 3: Cross multiply
    1,780,873.31x = 2,671,272.50 × 433,042.89
  4. Step 4: Simplify right side
    1,780,873.31x = 1,156,775,561,212.31
  5. Step 5: Solve for x
    x = 1,156,775,561,212.31/1,780,873.31
  6. Step 6: Final answer
    x = 649,555.23

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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.