Home / 1,234,019.28-1,851,009.48-899,184.72

Finding the Fourth Proportional to 1,234,019.28, 1,851,009.48 and 899,184.72

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Solution

The fourth proportional to 1,234,019.28, 1,851,009.48 and 899,184.72 is: 1,348,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,019.28 : 1,851,009.48 = 899,184.72 : x
  2. Step 2: Convert to fraction form
    1,234,019.28/1,851,009.48 = 899,184.72/x
  3. Step 3: Cross multiply
    1,234,019.28x = 1,851,009.48 × 899,184.72
  4. Step 4: Simplify right side
    1,234,019.28x = 1,664,399,440,991.15
  5. Step 5: Solve for x
    x = 1,664,399,440,991.15/1,234,019.28
  6. Step 6: Final answer
    x = 1,348,762.91

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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.