Home / 2,996,870.80-4,495,306.20-1,200,031.60

Finding the Fourth Proportional to 2,996,870.80, 4,495,306.20 and 1,200,031.60

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Solution

The fourth proportional to 2,996,870.80, 4,495,306.20 and 1,200,031.60 is: 1,800,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,870.80 : 4,495,306.20 = 1,200,031.60 : x
  2. Step 2: Convert to fraction form
    2,996,870.80/4,495,306.20 = 1,200,031.60/x
  3. Step 3: Cross multiply
    2,996,870.80x = 4,495,306.20 × 1,200,031.60
  4. Step 4: Simplify right side
    2,996,870.80x = 5,394,509,491,675.92
  5. Step 5: Solve for x
    x = 5,394,509,491,675.92/2,996,870.80
  6. Step 6: Final answer
    x = 1,800,047.40

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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.