Home / 5,427,031.59-8,138,818.94-1,782,915.59

Finding the Fourth Proportional to 5,427,031.59, 8,138,818.94 and 1,782,915.59

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Solution

The fourth proportional to 5,427,031.59, 8,138,818.94 and 1,782,915.59 is: 2,673,805.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,031.59 : 8,138,818.94 = 1,782,915.59 : x
  2. Step 2: Convert to fraction form
    5,427,031.59/8,138,818.94 = 1,782,915.59/x
  3. Step 3: Cross multiply
    5,427,031.59x = 8,138,818.94 × 1,782,915.59
  4. Step 4: Simplify right side
    5,427,031.59x = 14,510,827,172,313.28
  5. Step 5: Solve for x
    x = 14,510,827,172,313.28/5,427,031.59
  6. Step 6: Final answer
    x = 2,673,805.55

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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.