Home / 1,559,996.20-2,339,994.30-929,621.80

Finding the Fourth Proportional to 1,559,996.20, 2,339,994.30 and 929,621.80

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Solution

The fourth proportional to 1,559,996.20, 2,339,994.30 and 929,621.80 is: 1,394,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,996.20 : 2,339,994.30 = 929,621.80 : x
  2. Step 2: Convert to fraction form
    1,559,996.20/2,339,994.30 = 929,621.80/x
  3. Step 3: Cross multiply
    1,559,996.20x = 2,339,994.30 × 929,621.80
  4. Step 4: Simplify right side
    1,559,996.20x = 2,175,309,713,155.74
  5. Step 5: Solve for x
    x = 2,175,309,713,155.74/1,559,996.20
  6. Step 6: Final answer
    x = 1,394,432.70

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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.