Home / 1,028,263.04-1,540,385.76-708,358.40

Finding the Fourth Proportional to 1,028,263.04, 1,540,385.76 and 708,358.40

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Solution

The fourth proportional to 1,028,263.04, 1,540,385.76 and 708,358.40 is: 1,061,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,263.04 : 1,540,385.76 = 708,358.40 : x
  2. Step 2: Convert to fraction form
    1,028,263.04/1,540,385.76 = 708,358.40/x
  3. Step 3: Cross multiply
    1,028,263.04x = 1,540,385.76 × 708,358.40
  4. Step 4: Simplify right side
    1,028,263.04x = 1,091,145,192,336.38
  5. Step 5: Solve for x
    x = 1,091,145,192,336.38/1,028,263.04
  6. Step 6: Final answer
    x = 1,061,153.76

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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.