Home / 2,121,793.40-3,182,692.73-524,332.05

Finding the Fourth Proportional to 2,121,793.40, 3,182,692.73 and 524,332.05

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Solution

The fourth proportional to 2,121,793.40, 3,182,692.73 and 524,332.05 is: 786,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,793.40 : 3,182,692.73 = 524,332.05 : x
  2. Step 2: Convert to fraction form
    2,121,793.40/3,182,692.73 = 524,332.05/x
  3. Step 3: Cross multiply
    2,121,793.40x = 3,182,692.73 × 524,332.05
  4. Step 4: Simplify right side
    2,121,793.40x = 1,668,787,801,019.34
  5. Step 5: Solve for x
    x = 1,668,787,801,019.34/2,121,793.40
  6. Step 6: Final answer
    x = 786,498.73

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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.