Home / 5,234,572.16-7,851,846.36-1,640,612.96

Finding the Fourth Proportional to 5,234,572.16, 7,851,846.36 and 1,640,612.96

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Solution

The fourth proportional to 5,234,572.16, 7,851,846.36 and 1,640,612.96 is: 2,460,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,572.16 : 7,851,846.36 = 1,640,612.96 : x
  2. Step 2: Convert to fraction form
    5,234,572.16/7,851,846.36 = 1,640,612.96/x
  3. Step 3: Cross multiply
    5,234,572.16x = 7,851,846.36 × 1,640,612.96
  4. Step 4: Simplify right side
    5,234,572.16x = 12,881,840,898,144.83
  5. Step 5: Solve for x
    x = 12,881,840,898,144.83/5,234,572.16
  6. Step 6: Final answer
    x = 2,460,915.72

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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.