Home / 4,479,132.60-6,718,698.90-1,487,316.60

Finding the Fourth Proportional to 4,479,132.60, 6,718,698.90 and 1,487,316.60

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Solution

The fourth proportional to 4,479,132.60, 6,718,698.90 and 1,487,316.60 is: 2,230,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479,132.60 : 6,718,698.90 = 1,487,316.60 : x
  2. Step 2: Convert to fraction form
    4,479,132.60/6,718,698.90 = 1,487,316.60/x
  3. Step 3: Cross multiply
    4,479,132.60x = 6,718,698.90 × 1,487,316.60
  4. Step 4: Simplify right side
    4,479,132.60x = 9,992,832,404,371.74
  5. Step 5: Solve for x
    x = 9,992,832,404,371.74/4,479,132.60
  6. Step 6: Final answer
    x = 2,230,974.90

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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.