Home / 1,292,834.46-1,784,094.80-712,046.54

Finding the Fourth Proportional to 1,292,834.46, 1,784,094.80 and 712,046.54

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Solution

The fourth proportional to 1,292,834.46, 1,784,094.80 and 712,046.54 is: 982,614.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,834.46 : 1,784,094.80 = 712,046.54 : x
  2. Step 2: Convert to fraction form
    1,292,834.46/1,784,094.80 = 712,046.54/x
  3. Step 3: Cross multiply
    1,292,834.46x = 1,784,094.80 × 712,046.54
  4. Step 4: Simplify right side
    1,292,834.46x = 1,270,358,520,731.49
  5. Step 5: Solve for x
    x = 1,270,358,520,731.49/1,292,834.46
  6. Step 6: Final answer
    x = 982,614.99

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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.