Home / 1,465,327.80-2,021,113.08-914,320.92

Finding the Fourth Proportional to 1,465,327.80, 2,021,113.08 and 914,320.92

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Solution

The fourth proportional to 1,465,327.80, 2,021,113.08 and 914,320.92 is: 1,261,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,327.80 : 2,021,113.08 = 914,320.92 : x
  2. Step 2: Convert to fraction form
    1,465,327.80/2,021,113.08 = 914,320.92/x
  3. Step 3: Cross multiply
    1,465,327.80x = 2,021,113.08 × 914,320.92
  4. Step 4: Simplify right side
    1,465,327.80x = 1,847,945,970,729.63
  5. Step 5: Solve for x
    x = 1,847,945,970,729.63/1,465,327.80
  6. Step 6: Final answer
    x = 1,261,114.39

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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.