Home / 1,028,479.08-1,543,713.72-496,374.72

Finding the Fourth Proportional to 1,028,479.08, 1,543,713.72 and 496,374.72

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Solution

The fourth proportional to 1,028,479.08, 1,543,713.72 and 496,374.72 is: 745,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,479.08 : 1,543,713.72 = 496,374.72 : x
  2. Step 2: Convert to fraction form
    1,028,479.08/1,543,713.72 = 496,374.72/x
  3. Step 3: Cross multiply
    1,028,479.08x = 1,543,713.72 × 496,374.72
  4. Step 4: Simplify right side
    1,028,479.08x = 766,260,465,525.16
  5. Step 5: Solve for x
    x = 766,260,465,525.16/1,028,479.08
  6. Step 6: Final answer
    x = 745,042.34

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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.