Home / 1,114,565.67-1,538,571.51-752,480.01

Finding the Fourth Proportional to 1,114,565.67, 1,538,571.51 and 752,480.01

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Solution

The fourth proportional to 1,114,565.67, 1,538,571.51 and 752,480.01 is: 1,038,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,565.67 : 1,538,571.51 = 752,480.01 : x
  2. Step 2: Convert to fraction form
    1,114,565.67/1,538,571.51 = 752,480.01/x
  3. Step 3: Cross multiply
    1,114,565.67x = 1,538,571.51 × 752,480.01
  4. Step 4: Simplify right side
    1,114,565.67x = 1,157,744,305,230.52
  5. Step 5: Solve for x
    x = 1,157,744,305,230.52/1,114,565.67
  6. Step 6: Final answer
    x = 1,038,740.32

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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.