Home / 2,897,211.08-4,350,082.70-1,620,320.30

Finding the Fourth Proportional to 2,897,211.08, 4,350,082.70 and 1,620,320.30

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Solution

The fourth proportional to 2,897,211.08, 4,350,082.70 and 1,620,320.30 is: 2,432,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,211.08 : 4,350,082.70 = 1,620,320.30 : x
  2. Step 2: Convert to fraction form
    2,897,211.08/4,350,082.70 = 1,620,320.30/x
  3. Step 3: Cross multiply
    2,897,211.08x = 4,350,082.70 × 1,620,320.30
  4. Step 4: Simplify right side
    2,897,211.08x = 7,048,527,305,488.81
  5. Step 5: Solve for x
    x = 7,048,527,305,488.81/2,897,211.08
  6. Step 6: Final answer
    x = 2,432,866.34

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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.