Home / 1,755,637.80-2,422,977.36-991,740.52

Finding the Fourth Proportional to 1,755,637.80, 2,422,977.36 and 991,740.52

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Solution

The fourth proportional to 1,755,637.80, 2,422,977.36 and 991,740.52 is: 1,368,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,637.80 : 2,422,977.36 = 991,740.52 : x
  2. Step 2: Convert to fraction form
    1,755,637.80/2,422,977.36 = 991,740.52/x
  3. Step 3: Cross multiply
    1,755,637.80x = 2,422,977.36 × 991,740.52
  4. Step 4: Simplify right side
    1,755,637.80x = 2,402,964,826,954.63
  5. Step 5: Solve for x
    x = 2,402,964,826,954.63/1,755,637.80
  6. Step 6: Final answer
    x = 1,368,713.31

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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.