Home / 3,114,265.80-4,670,822.70-869,939.40

Finding the Fourth Proportional to 3,114,265.80, 4,670,822.70 and 869,939.40

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Solution

The fourth proportional to 3,114,265.80, 4,670,822.70 and 869,939.40 is: 1,304,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,265.80 : 4,670,822.70 = 869,939.40 : x
  2. Step 2: Convert to fraction form
    3,114,265.80/4,670,822.70 = 869,939.40/x
  3. Step 3: Cross multiply
    3,114,265.80x = 4,670,822.70 × 869,939.40
  4. Step 4: Simplify right side
    3,114,265.80x = 4,063,332,697,144.38
  5. Step 5: Solve for x
    x = 4,063,332,697,144.38/3,114,265.80
  6. Step 6: Final answer
    x = 1,304,748.20

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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.