Home / 1,862,821.20-2,794,231.80-1,154,233.20

Finding the Fourth Proportional to 1,862,821.20, 2,794,231.80 and 1,154,233.20

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Solution

The fourth proportional to 1,862,821.20, 2,794,231.80 and 1,154,233.20 is: 1,731,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,821.20 : 2,794,231.80 = 1,154,233.20 : x
  2. Step 2: Convert to fraction form
    1,862,821.20/2,794,231.80 = 1,154,233.20/x
  3. Step 3: Cross multiply
    1,862,821.20x = 2,794,231.80 × 1,154,233.20
  4. Step 4: Simplify right side
    1,862,821.20x = 3,225,195,112,055.76
  5. Step 5: Solve for x
    x = 3,225,195,112,055.76/1,862,821.20
  6. Step 6: Final answer
    x = 1,731,349.80

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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.