Home / 1,173,337.74-1,619,206.74-636,793.74

Finding the Fourth Proportional to 1,173,337.74, 1,619,206.74 and 636,793.74

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Solution

The fourth proportional to 1,173,337.74, 1,619,206.74 and 636,793.74 is: 878,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,337.74 : 1,619,206.74 = 636,793.74 : x
  2. Step 2: Convert to fraction form
    1,173,337.74/1,619,206.74 = 636,793.74/x
  3. Step 3: Cross multiply
    1,173,337.74x = 1,619,206.74 × 636,793.74
  4. Step 4: Simplify right side
    1,173,337.74x = 1,031,100,715,797.81
  5. Step 5: Solve for x
    x = 1,031,100,715,797.81/1,173,337.74
  6. Step 6: Final answer
    x = 878,775.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.