Home / 1,536,685.92-2,118,655.20-1,260,024.45

Finding the Fourth Proportional to 1,536,685.92, 2,118,655.20 and 1,260,024.45

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Solution

The fourth proportional to 1,536,685.92, 2,118,655.20 and 1,260,024.45 is: 1,737,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,685.92 : 2,118,655.20 = 1,260,024.45 : x
  2. Step 2: Convert to fraction form
    1,536,685.92/2,118,655.20 = 1,260,024.45/x
  3. Step 3: Cross multiply
    1,536,685.92x = 2,118,655.20 × 1,260,024.45
  4. Step 4: Simplify right side
    1,536,685.92x = 2,669,557,353,119.64
  5. Step 5: Solve for x
    x = 2,669,557,353,119.64/1,536,685.92
  6. Step 6: Final answer
    x = 1,737,217.29

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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.