Home / 1,632,114.40-2,448,171.60-686,552.80

Finding the Fourth Proportional to 1,632,114.40, 2,448,171.60 and 686,552.80

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Solution

The fourth proportional to 1,632,114.40, 2,448,171.60 and 686,552.80 is: 1,029,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,114.40 : 2,448,171.60 = 686,552.80 : x
  2. Step 2: Convert to fraction form
    1,632,114.40/2,448,171.60 = 686,552.80/x
  3. Step 3: Cross multiply
    1,632,114.40x = 2,448,171.60 × 686,552.80
  4. Step 4: Simplify right side
    1,632,114.40x = 1,680,799,066,860.48
  5. Step 5: Solve for x
    x = 1,680,799,066,860.48/1,632,114.40
  6. Step 6: Final answer
    x = 1,029,829.20

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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.