Home / 1,342,651.35-2,013,977.03-745,454.55

Finding the Fourth Proportional to 1,342,651.35, 2,013,977.03 and 745,454.55

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Solution

The fourth proportional to 1,342,651.35, 2,013,977.03 and 745,454.55 is: 1,118,181.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,651.35 : 2,013,977.03 = 745,454.55 : x
  2. Step 2: Convert to fraction form
    1,342,651.35/2,013,977.03 = 745,454.55/x
  3. Step 3: Cross multiply
    1,342,651.35x = 2,013,977.03 × 745,454.55
  4. Step 4: Simplify right side
    1,342,651.35x = 1,501,328,336,881.71
  5. Step 5: Solve for x
    x = 1,501,328,336,881.71/1,342,651.35
  6. Step 6: Final answer
    x = 1,118,181.83

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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.