Home / 1,275,494.80-1,913,448.48-377,026.60

Finding the Fourth Proportional to 1,275,494.80, 1,913,448.48 and 377,026.60

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Solution

The fourth proportional to 1,275,494.80, 1,913,448.48 and 377,026.60 is: 565,600.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,494.80 : 1,913,448.48 = 377,026.60 : x
  2. Step 2: Convert to fraction form
    1,275,494.80/1,913,448.48 = 377,026.60/x
  3. Step 3: Cross multiply
    1,275,494.80x = 1,913,448.48 × 377,026.60
  4. Step 4: Simplify right side
    1,275,494.80x = 721,420,974,689.57
  5. Step 5: Solve for x
    x = 721,420,974,689.57/1,275,494.80
  6. Step 6: Final answer
    x = 565,600.87

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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.