Home / 2,996,446.80-4,495,253.40-866,600.40

Finding the Fourth Proportional to 2,996,446.80, 4,495,253.40 and 866,600.40

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Solution

The fourth proportional to 2,996,446.80, 4,495,253.40 and 866,600.40 is: 1,300,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,446.80 : 4,495,253.40 = 866,600.40 : x
  2. Step 2: Convert to fraction form
    2,996,446.80/4,495,253.40 = 866,600.40/x
  3. Step 3: Cross multiply
    2,996,446.80x = 4,495,253.40 × 866,600.40
  4. Step 4: Simplify right side
    2,996,446.80x = 3,895,588,394,541.36
  5. Step 5: Solve for x
    x = 3,895,588,394,541.36/2,996,446.80
  6. Step 6: Final answer
    x = 1,300,069.27

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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.