Home / 1,295,818.38-1,943,713.53-442,881.90

Finding the Fourth Proportional to 1,295,818.38, 1,943,713.53 and 442,881.90

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Solution

The fourth proportional to 1,295,818.38, 1,943,713.53 and 442,881.90 is: 664,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,818.38 : 1,943,713.53 = 442,881.90 : x
  2. Step 2: Convert to fraction form
    1,295,818.38/1,943,713.53 = 442,881.90/x
  3. Step 3: Cross multiply
    1,295,818.38x = 1,943,713.53 × 442,881.90
  4. Step 4: Simplify right side
    1,295,818.38x = 860,835,541,222.11
  5. Step 5: Solve for x
    x = 860,835,541,222.11/1,295,818.38
  6. Step 6: Final answer
    x = 664,318.05

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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.