Home / 2,127,176.88-2,936,588.10-1,642,654.32

Finding the Fourth Proportional to 2,127,176.88, 2,936,588.10 and 1,642,654.32

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Solution

The fourth proportional to 2,127,176.88, 2,936,588.10 and 1,642,654.32 is: 2,267,700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,176.88 : 2,936,588.10 = 1,642,654.32 : x
  2. Step 2: Convert to fraction form
    2,127,176.88/2,936,588.10 = 1,642,654.32/x
  3. Step 3: Cross multiply
    2,127,176.88x = 2,936,588.10 × 1,642,654.32
  4. Step 4: Simplify right side
    2,127,176.88x = 4,823,799,128,525.59
  5. Step 5: Solve for x
    x = 4,823,799,128,525.59/2,127,176.88
  6. Step 6: Final answer
    x = 2,267,700.06

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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.