Home / 2,672,708.91-3,688,363.65-1,449,011.26

Finding the Fourth Proportional to 2,672,708.91, 3,688,363.65 and 1,449,011.26

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Solution

The fourth proportional to 2,672,708.91, 3,688,363.65 and 1,449,011.26 is: 1,999,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,708.91 : 3,688,363.65 = 1,449,011.26 : x
  2. Step 2: Convert to fraction form
    2,672,708.91/3,688,363.65 = 1,449,011.26/x
  3. Step 3: Cross multiply
    2,672,708.91x = 3,688,363.65 × 1,449,011.26
  4. Step 4: Simplify right side
    2,672,708.91x = 5,344,480,459,824.70
  5. Step 5: Solve for x
    x = 5,344,480,459,824.70/2,672,708.91
  6. Step 6: Final answer
    x = 1,999,649.28

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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.