Home / 1,615,962.32-2,227,219.02-1,179,661.89

Finding the Fourth Proportional to 1,615,962.32, 2,227,219.02 and 1,179,661.89

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Solution

The fourth proportional to 1,615,962.32, 2,227,219.02 and 1,179,661.89 is: 1,625,882.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,962.32 : 2,227,219.02 = 1,179,661.89 : x
  2. Step 2: Convert to fraction form
    1,615,962.32/2,227,219.02 = 1,179,661.89/x
  3. Step 3: Cross multiply
    1,615,962.32x = 2,227,219.02 × 1,179,661.89
  4. Step 4: Simplify right side
    1,615,962.32x = 2,627,365,398,577.15
  5. Step 5: Solve for x
    x = 2,627,365,398,577.15/1,615,962.32
  6. Step 6: Final answer
    x = 1,625,882.84

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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.