Home / 3,436,712.70-5,155,069.05-2,953,823.10

Finding the Fourth Proportional to 3,436,712.70, 5,155,069.05 and 2,953,823.10

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Solution

The fourth proportional to 3,436,712.70, 5,155,069.05 and 2,953,823.10 is: 4,430,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,712.70 : 5,155,069.05 = 2,953,823.10 : x
  2. Step 2: Convert to fraction form
    3,436,712.70/5,155,069.05 = 2,953,823.10/x
  3. Step 3: Cross multiply
    3,436,712.70x = 5,155,069.05 × 2,953,823.10
  4. Step 4: Simplify right side
    3,436,712.70x = 15,227,162,041,985.05
  5. Step 5: Solve for x
    x = 15,227,162,041,985.05/3,436,712.70
  6. Step 6: Final answer
    x = 4,430,734.65

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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.