Home / 1,417,878.77-2,124,918.38-1,327,076.96

Finding the Fourth Proportional to 1,417,878.77, 2,124,918.38 and 1,327,076.96

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Solution

The fourth proportional to 1,417,878.77, 2,124,918.38 and 1,327,076.96 is: 1,988,837.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,878.77 : 2,124,918.38 = 1,327,076.96 : x
  2. Step 2: Convert to fraction form
    1,417,878.77/2,124,918.38 = 1,327,076.96/x
  3. Step 3: Cross multiply
    1,417,878.77x = 2,124,918.38 × 1,327,076.96
  4. Step 4: Simplify right side
    1,417,878.77x = 2,819,930,206,718.55
  5. Step 5: Solve for x
    x = 2,819,930,206,718.55/1,417,878.77
  6. Step 6: Final answer
    x = 1,988,837.32

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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.