Home / 1,028,599.14-1,543,145.01-429,226.86

Finding the Fourth Proportional to 1,028,599.14, 1,543,145.01 and 429,226.86

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Solution

The fourth proportional to 1,028,599.14, 1,543,145.01 and 429,226.86 is: 643,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,599.14 : 1,543,145.01 = 429,226.86 : x
  2. Step 2: Convert to fraction form
    1,028,599.14/1,543,145.01 = 429,226.86/x
  3. Step 3: Cross multiply
    1,028,599.14x = 1,543,145.01 × 429,226.86
  4. Step 4: Simplify right side
    1,028,599.14x = 662,359,287,166.97
  5. Step 5: Solve for x
    x = 662,359,287,166.97/1,028,599.14
  6. Step 6: Final answer
    x = 643,943.07

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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.