Home / 2,019,165.20-3,029,332.08-652,909.76

Finding the Fourth Proportional to 2,019,165.20, 3,029,332.08 and 652,909.76

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Solution

The fourth proportional to 2,019,165.20, 3,029,332.08 and 652,909.76 is: 979,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,165.20 : 3,029,332.08 = 652,909.76 : x
  2. Step 2: Convert to fraction form
    2,019,165.20/3,029,332.08 = 652,909.76/x
  3. Step 3: Cross multiply
    2,019,165.20x = 3,029,332.08 × 652,909.76
  4. Step 4: Simplify right side
    2,019,165.20x = 1,977,880,481,313.10
  5. Step 5: Solve for x
    x = 1,977,880,481,313.10/2,019,165.20
  6. Step 6: Final answer
    x = 979,553.57

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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.