Home / 3,808,335.76-5,712,523.24-1,284,012.88

Finding the Fourth Proportional to 3,808,335.76, 5,712,523.24 and 1,284,012.88

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Solution

The fourth proportional to 3,808,335.76, 5,712,523.24 and 1,284,012.88 is: 1,926,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,335.76 : 5,712,523.24 = 1,284,012.88 : x
  2. Step 2: Convert to fraction form
    3,808,335.76/5,712,523.24 = 1,284,012.88/x
  3. Step 3: Cross multiply
    3,808,335.76x = 5,712,523.24 × 1,284,012.88
  4. Step 4: Simplify right side
    3,808,335.76x = 7,334,953,417,459.33
  5. Step 5: Solve for x
    x = 7,334,953,417,459.33/3,808,335.76
  6. Step 6: Final answer
    x = 1,926,025.93

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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.