Home / 3,719,172.92-5,575,684.98-1,413,188.76

Finding the Fourth Proportional to 3,719,172.92, 5,575,684.98 and 1,413,188.76

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Solution

The fourth proportional to 3,719,172.92, 5,575,684.98 and 1,413,188.76 is: 2,118,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,172.92 : 5,575,684.98 = 1,413,188.76 : x
  2. Step 2: Convert to fraction form
    3,719,172.92/5,575,684.98 = 1,413,188.76/x
  3. Step 3: Cross multiply
    3,719,172.92x = 5,575,684.98 × 1,413,188.76
  4. Step 4: Simplify right side
    3,719,172.92x = 7,879,495,343,036.83
  5. Step 5: Solve for x
    x = 7,879,495,343,036.83/3,719,172.92
  6. Step 6: Final answer
    x = 2,118,614.95

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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.