Home / 2,680,839.80-4,021,842.90-883,417.40

Finding the Fourth Proportional to 2,680,839.80, 4,021,842.90 and 883,417.40

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Solution

The fourth proportional to 2,680,839.80, 4,021,842.90 and 883,417.40 is: 1,325,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,839.80 : 4,021,842.90 = 883,417.40 : x
  2. Step 2: Convert to fraction form
    2,680,839.80/4,021,842.90 = 883,417.40/x
  3. Step 3: Cross multiply
    2,680,839.80x = 4,021,842.90 × 883,417.40
  4. Step 4: Simplify right side
    2,680,839.80x = 3,552,965,997,926.46
  5. Step 5: Solve for x
    x = 3,552,965,997,926.46/2,680,839.80
  6. Step 6: Final answer
    x = 1,325,318.28

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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.