Home / 2,676,352.90-4,013,200.95-970,428.10

Finding the Fourth Proportional to 2,676,352.90, 4,013,200.95 and 970,428.10

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Solution

The fourth proportional to 2,676,352.90, 4,013,200.95 and 970,428.10 is: 1,455,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,352.90 : 4,013,200.95 = 970,428.10 : x
  2. Step 2: Convert to fraction form
    2,676,352.90/4,013,200.95 = 970,428.10/x
  3. Step 3: Cross multiply
    2,676,352.90x = 4,013,200.95 × 970,428.10
  4. Step 4: Simplify right side
    2,676,352.90x = 3,894,522,972,826.70
  5. Step 5: Solve for x
    x = 3,894,522,972,826.70/2,676,352.90
  6. Step 6: Final answer
    x = 1,455,160.48

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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.