Home / 1,024,329.80-1,536,494.70-812,822.60

Finding the Fourth Proportional to 1,024,329.80, 1,536,494.70 and 812,822.60

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Solution

The fourth proportional to 1,024,329.80, 1,536,494.70 and 812,822.60 is: 1,219,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,329.80 : 1,536,494.70 = 812,822.60 : x
  2. Step 2: Convert to fraction form
    1,024,329.80/1,536,494.70 = 812,822.60/x
  3. Step 3: Cross multiply
    1,024,329.80x = 1,536,494.70 × 812,822.60
  4. Step 4: Simplify right side
    1,024,329.80x = 1,248,897,616,940.22
  5. Step 5: Solve for x
    x = 1,248,897,616,940.22/1,024,329.80
  6. Step 6: Final answer
    x = 1,219,233.90

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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.