Home / 1,538,207.58-2,306,074.95-1,057,009.61

Finding the Fourth Proportional to 1,538,207.58, 2,306,074.95 and 1,057,009.61

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Solution

The fourth proportional to 1,538,207.58, 2,306,074.95 and 1,057,009.61 is: 1,584,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,207.58 : 2,306,074.95 = 1,057,009.61 : x
  2. Step 2: Convert to fraction form
    1,538,207.58/2,306,074.95 = 1,057,009.61/x
  3. Step 3: Cross multiply
    1,538,207.58x = 2,306,074.95 × 1,057,009.61
  4. Step 4: Simplify right side
    1,538,207.58x = 2,437,543,376,323.79
  5. Step 5: Solve for x
    x = 2,437,543,376,323.79/1,538,207.58
  6. Step 6: Final answer
    x = 1,584,664.78

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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.