Home / 1,030,249.90-1,543,479-645,925.66

Finding the Fourth Proportional to 1,030,249.90, 1,543,479 and 645,925.66

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Solution

The fourth proportional to 1,030,249.90, 1,543,479 and 645,925.66 is: 967,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,249.90 : 1,543,479 = 645,925.66 : x
  2. Step 2: Convert to fraction form
    1,030,249.90/1,543,479 = 645,925.66/x
  3. Step 3: Cross multiply
    1,030,249.90x = 1,543,479 × 645,925.66
  4. Step 4: Simplify right side
    1,030,249.90x = 996,972,691,771.14
  5. Step 5: Solve for x
    x = 996,972,691,771.14/1,030,249.90
  6. Step 6: Final answer
    x = 967,699.87

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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.