Home / 2,445,447.40-3,668,333.10-648,305.80

Finding the Fourth Proportional to 2,445,447.40, 3,668,333.10 and 648,305.80

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Solution

The fourth proportional to 2,445,447.40, 3,668,333.10 and 648,305.80 is: 972,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,447.40 : 3,668,333.10 = 648,305.80 : x
  2. Step 2: Convert to fraction form
    2,445,447.40/3,668,333.10 = 648,305.80/x
  3. Step 3: Cross multiply
    2,445,447.40x = 3,668,333.10 × 648,305.80
  4. Step 4: Simplify right side
    2,445,447.40x = 2,378,201,625,061.98
  5. Step 5: Solve for x
    x = 2,378,201,625,061.98/2,445,447.40
  6. Step 6: Final answer
    x = 972,501.65

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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.