Home / 1,264,100.87-1,744,031.90-719,850.74

Finding the Fourth Proportional to 1,264,100.87, 1,744,031.90 and 719,850.74

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Solution

The fourth proportional to 1,264,100.87, 1,744,031.90 and 719,850.74 is: 993,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,100.87 : 1,744,031.90 = 719,850.74 : x
  2. Step 2: Convert to fraction form
    1,264,100.87/1,744,031.90 = 719,850.74/x
  3. Step 3: Cross multiply
    1,264,100.87x = 1,744,031.90 × 719,850.74
  4. Step 4: Simplify right side
    1,264,100.87x = 1,255,442,641,479.19
  5. Step 5: Solve for x
    x = 1,255,442,641,479.19/1,264,100.87
  6. Step 6: Final answer
    x = 993,150.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.