Home / 1,225,499.10-1,836,280.35-1,154,640.30

Finding the Fourth Proportional to 1,225,499.10, 1,836,280.35 and 1,154,640.30

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Solution

The fourth proportional to 1,225,499.10, 1,836,280.35 and 1,154,640.30 is: 1,730,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,499.10 : 1,836,280.35 = 1,154,640.30 : x
  2. Step 2: Convert to fraction form
    1,225,499.10/1,836,280.35 = 1,154,640.30/x
  3. Step 3: Cross multiply
    1,225,499.10x = 1,836,280.35 × 1,154,640.30
  4. Step 4: Simplify right side
    1,225,499.10x = 2,120,243,294,208.11
  5. Step 5: Solve for x
    x = 2,120,243,294,208.11/1,225,499.10
  6. Step 6: Final answer
    x = 1,730,105.96

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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.