Home / 6,321,561.80-9,478,502.80-2,478,780.52

Finding the Fourth Proportional to 6,321,561.80, 9,478,502.80 and 2,478,780.52

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Solution

The fourth proportional to 6,321,561.80, 9,478,502.80 and 2,478,780.52 is: 3,716,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,561.80 : 9,478,502.80 = 2,478,780.52 : x
  2. Step 2: Convert to fraction form
    6,321,561.80/9,478,502.80 = 2,478,780.52/x
  3. Step 3: Cross multiply
    6,321,561.80x = 9,478,502.80 × 2,478,780.52
  4. Step 4: Simplify right side
    6,321,561.80x = 23,495,128,099,405.46
  5. Step 5: Solve for x
    x = 23,495,128,099,405.46/6,321,561.80
  6. Step 6: Final answer
    x = 3,716,665.10

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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.