Home / 1,625,762.70-2,436,019.65-1,025,649.90

Finding the Fourth Proportional to 1,625,762.70, 2,436,019.65 and 1,025,649.90

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Solution

The fourth proportional to 1,625,762.70, 2,436,019.65 and 1,025,649.90 is: 1,536,819.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,762.70 : 2,436,019.65 = 1,025,649.90 : x
  2. Step 2: Convert to fraction form
    1,625,762.70/2,436,019.65 = 1,025,649.90/x
  3. Step 3: Cross multiply
    1,625,762.70x = 2,436,019.65 × 1,025,649.90
  4. Step 4: Simplify right side
    1,625,762.70x = 2,498,503,310,420.54
  5. Step 5: Solve for x
    x = 2,498,503,310,420.54/1,625,762.70
  6. Step 6: Final answer
    x = 1,536,819.19

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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.