Home / 1,526,806.60-2,290,209.90-1,103,792.20

Finding the Fourth Proportional to 1,526,806.60, 2,290,209.90 and 1,103,792.20

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Solution

The fourth proportional to 1,526,806.60, 2,290,209.90 and 1,103,792.20 is: 1,655,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,806.60 : 2,290,209.90 = 1,103,792.20 : x
  2. Step 2: Convert to fraction form
    1,526,806.60/2,290,209.90 = 1,103,792.20/x
  3. Step 3: Cross multiply
    1,526,806.60x = 2,290,209.90 × 1,103,792.20
  4. Step 4: Simplify right side
    1,526,806.60x = 2,527,915,823,982.78
  5. Step 5: Solve for x
    x = 2,527,915,823,982.78/1,526,806.60
  6. Step 6: Final answer
    x = 1,655,688.30

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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.