Home / 1,162,378.40-1,604,083.60-653,080.48

Finding the Fourth Proportional to 1,162,378.40, 1,604,083.60 and 653,080.48

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Solution

The fourth proportional to 1,162,378.40, 1,604,083.60 and 653,080.48 is: 901,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,378.40 : 1,604,083.60 = 653,080.48 : x
  2. Step 2: Convert to fraction form
    1,162,378.40/1,604,083.60 = 653,080.48/x
  3. Step 3: Cross multiply
    1,162,378.40x = 1,604,083.60 × 653,080.48
  4. Step 4: Simplify right side
    1,162,378.40x = 1,047,595,687,448.13
  5. Step 5: Solve for x
    x = 1,047,595,687,448.13/1,162,378.40
  6. Step 6: Final answer
    x = 901,251.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.