Home / 5,781,440.40-8,668,661.40-2,585,970.96

Finding the Fourth Proportional to 5,781,440.40, 8,668,661.40 and 2,585,970.96

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Solution

The fourth proportional to 5,781,440.40, 8,668,661.40 and 2,585,970.96 is: 3,877,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,440.40 : 8,668,661.40 = 2,585,970.96 : x
  2. Step 2: Convert to fraction form
    5,781,440.40/8,668,661.40 = 2,585,970.96/x
  3. Step 3: Cross multiply
    5,781,440.40x = 8,668,661.40 × 2,585,970.96
  4. Step 4: Simplify right side
    5,781,440.40x = 22,416,906,642,472.95
  5. Step 5: Solve for x
    x = 22,416,906,642,472.95/5,781,440.40
  6. Step 6: Final answer
    x = 3,877,391.29

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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.