Home / 1,418,882.40-2,128,323.60-1,418,882.40

Finding the Fourth Proportional to 1,418,882.40, 2,128,323.60 and 1,418,882.40

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Solution

The fourth proportional to 1,418,882.40, 2,128,323.60 and 1,418,882.40 is: 2,128,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,882.40 : 2,128,323.60 = 1,418,882.40 : x
  2. Step 2: Convert to fraction form
    1,418,882.40/2,128,323.60 = 1,418,882.40/x
  3. Step 3: Cross multiply
    1,418,882.40x = 2,128,323.60 × 1,418,882.40
  4. Step 4: Simplify right side
    1,418,882.40x = 3,019,840,897,544.64
  5. Step 5: Solve for x
    x = 3,019,840,897,544.64/1,418,882.40
  6. Step 6: Final answer
    x = 2,128,323.60

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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.