Home / 1,024,948.80-1,537,423.20-689,025.60

Finding the Fourth Proportional to 1,024,948.80, 1,537,423.20 and 689,025.60

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Solution

The fourth proportional to 1,024,948.80, 1,537,423.20 and 689,025.60 is: 1,033,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,948.80 : 1,537,423.20 = 689,025.60 : x
  2. Step 2: Convert to fraction form
    1,024,948.80/1,537,423.20 = 689,025.60/x
  3. Step 3: Cross multiply
    1,024,948.80x = 1,537,423.20 × 689,025.60
  4. Step 4: Simplify right side
    1,024,948.80x = 1,059,323,942,833.92
  5. Step 5: Solve for x
    x = 1,059,323,942,833.92/1,024,948.80
  6. Step 6: Final answer
    x = 1,033,538.40

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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.