Home / 1,512,295.57-2,085,565.89-1,103,750.20

Finding the Fourth Proportional to 1,512,295.57, 2,085,565.89 and 1,103,750.20

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Solution

The fourth proportional to 1,512,295.57, 2,085,565.89 and 1,103,750.20 is: 1,522,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,295.57 : 2,085,565.89 = 1,103,750.20 : x
  2. Step 2: Convert to fraction form
    1,512,295.57/2,085,565.89 = 1,103,750.20/x
  3. Step 3: Cross multiply
    1,512,295.57x = 2,085,565.89 × 1,103,750.20
  4. Step 4: Simplify right side
    1,512,295.57x = 2,301,943,768,200.68
  5. Step 5: Solve for x
    x = 2,301,943,768,200.68/1,512,295.57
  6. Step 6: Final answer
    x = 1,522,152.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.