Home / 1,104,052.83-1,655,097.72-429,978.39

Finding the Fourth Proportional to 1,104,052.83, 1,655,097.72 and 429,978.39

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Solution

The fourth proportional to 1,104,052.83, 1,655,097.72 and 429,978.39 is: 644,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,052.83 : 1,655,097.72 = 429,978.39 : x
  2. Step 2: Convert to fraction form
    1,104,052.83/1,655,097.72 = 429,978.39/x
  3. Step 3: Cross multiply
    1,104,052.83x = 1,655,097.72 × 429,978.39
  4. Step 4: Simplify right side
    1,104,052.83x = 711,656,252,938.27
  5. Step 5: Solve for x
    x = 711,656,252,938.27/1,104,052.83
  6. Step 6: Final answer
    x = 644,585.33

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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.