Home / 1,358,649.30-2,037,972.62-347,769.63

Finding the Fourth Proportional to 1,358,649.30, 2,037,972.62 and 347,769.63

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Solution

The fourth proportional to 1,358,649.30, 2,037,972.62 and 347,769.63 is: 521,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,649.30 : 2,037,972.62 = 347,769.63 : x
  2. Step 2: Convert to fraction form
    1,358,649.30/2,037,972.62 = 347,769.63/x
  3. Step 3: Cross multiply
    1,358,649.30x = 2,037,972.62 × 347,769.63
  4. Step 4: Simplify right side
    1,358,649.30x = 708,744,992,519.35
  5. Step 5: Solve for x
    x = 708,744,992,519.35/1,358,649.30
  6. Step 6: Final answer
    x = 521,654.11

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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.