Home / 1,080,148.19-1,620,455.83-574,635.70

Finding the Fourth Proportional to 1,080,148.19, 1,620,455.83 and 574,635.70

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Solution

The fourth proportional to 1,080,148.19, 1,620,455.83 and 574,635.70 is: 862,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,148.19 : 1,620,455.83 = 574,635.70 : x
  2. Step 2: Convert to fraction form
    1,080,148.19/1,620,455.83 = 574,635.70/x
  3. Step 3: Cross multiply
    1,080,148.19x = 1,620,455.83 × 574,635.70
  4. Step 4: Simplify right side
    1,080,148.19x = 931,171,759,215.67
  5. Step 5: Solve for x
    x = 931,171,759,215.67/1,080,148.19
  6. Step 6: Final answer
    x = 862,077.79

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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.