Home / 1,589,600.10-2,384,400.15-1,415,417.70

Finding the Fourth Proportional to 1,589,600.10, 2,384,400.15 and 1,415,417.70

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Solution

The fourth proportional to 1,589,600.10, 2,384,400.15 and 1,415,417.70 is: 2,123,126.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,600.10 : 2,384,400.15 = 1,415,417.70 : x
  2. Step 2: Convert to fraction form
    1,589,600.10/2,384,400.15 = 1,415,417.70/x
  3. Step 3: Cross multiply
    1,589,600.10x = 2,384,400.15 × 1,415,417.70
  4. Step 4: Simplify right side
    1,589,600.10x = 3,374,922,176,192.66
  5. Step 5: Solve for x
    x = 3,374,922,176,192.66/1,589,600.10
  6. Step 6: Final answer
    x = 2,123,126.55

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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.