Home / 4,478,032.02-6,717,451.41-1,445,469.78

Finding the Fourth Proportional to 4,478,032.02, 6,717,451.41 and 1,445,469.78

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Solution

The fourth proportional to 4,478,032.02, 6,717,451.41 and 1,445,469.78 is: 2,168,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,032.02 : 6,717,451.41 = 1,445,469.78 : x
  2. Step 2: Convert to fraction form
    4,478,032.02/6,717,451.41 = 1,445,469.78/x
  3. Step 3: Cross multiply
    4,478,032.02x = 6,717,451.41 × 1,445,469.78
  4. Step 4: Simplify right side
    4,478,032.02x = 9,709,873,011,773.39
  5. Step 5: Solve for x
    x = 9,709,873,011,773.39/4,478,032.02
  6. Step 6: Final answer
    x = 2,168,334.88

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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.