Home / 2,861,603.40-4,287,812.40-1,512,005.70

Finding the Fourth Proportional to 2,861,603.40, 4,287,812.40 and 1,512,005.70

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Solution

The fourth proportional to 2,861,603.40, 4,287,812.40 and 1,512,005.70 is: 2,265,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,603.40 : 4,287,812.40 = 1,512,005.70 : x
  2. Step 2: Convert to fraction form
    2,861,603.40/4,287,812.40 = 1,512,005.70/x
  3. Step 3: Cross multiply
    2,861,603.40x = 4,287,812.40 × 1,512,005.70
  4. Step 4: Simplify right side
    2,861,603.40x = 6,483,196,789,330.68
  5. Step 5: Solve for x
    x = 6,483,196,789,330.68/2,861,603.40
  6. Step 6: Final answer
    x = 2,265,581.87

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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.