Home / 1,016,357.28-1,524,701.70-417,157.62

Finding the Fourth Proportional to 1,016,357.28, 1,524,701.70 and 417,157.62

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Solution

The fourth proportional to 1,016,357.28, 1,524,701.70 and 417,157.62 is: 625,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,357.28 : 1,524,701.70 = 417,157.62 : x
  2. Step 2: Convert to fraction form
    1,016,357.28/1,524,701.70 = 417,157.62/x
  3. Step 3: Cross multiply
    1,016,357.28x = 1,524,701.70 × 417,157.62
  4. Step 4: Simplify right side
    1,016,357.28x = 636,040,932,381.95
  5. Step 5: Solve for x
    x = 636,040,932,381.95/1,016,357.28
  6. Step 6: Final answer
    x = 625,804.47

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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.