Home / 2,897,819.20-4,346,728.80-2,047,513.60

Finding the Fourth Proportional to 2,897,819.20, 4,346,728.80 and 2,047,513.60

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Solution

The fourth proportional to 2,897,819.20, 4,346,728.80 and 2,047,513.60 is: 3,071,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,819.20 : 4,346,728.80 = 2,047,513.60 : x
  2. Step 2: Convert to fraction form
    2,897,819.20/4,346,728.80 = 2,047,513.60/x
  3. Step 3: Cross multiply
    2,897,819.20x = 4,346,728.80 × 2,047,513.60
  4. Step 4: Simplify right side
    2,897,819.20x = 8,899,986,333,511.68
  5. Step 5: Solve for x
    x = 8,899,986,333,511.68/2,897,819.20
  6. Step 6: Final answer
    x = 3,071,270.40

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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.