Home / 1,814,811.44-2,720,641.88-915,501.92

Finding the Fourth Proportional to 1,814,811.44, 2,720,641.88 and 915,501.92

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Solution

The fourth proportional to 1,814,811.44, 2,720,641.88 and 915,501.92 is: 1,372,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,811.44 : 2,720,641.88 = 915,501.92 : x
  2. Step 2: Convert to fraction form
    1,814,811.44/2,720,641.88 = 915,501.92/x
  3. Step 3: Cross multiply
    1,814,811.44x = 2,720,641.88 × 915,501.92
  4. Step 4: Simplify right side
    1,814,811.44x = 2,490,752,864,772.41
  5. Step 5: Solve for x
    x = 2,490,752,864,772.41/1,814,811.44
  6. Step 6: Final answer
    x = 1,372,458.21

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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.