Home / 1,369,548.97-1,890,017.63-749,391.37

Finding the Fourth Proportional to 1,369,548.97, 1,890,017.63 and 749,391.37

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Solution

The fourth proportional to 1,369,548.97, 1,890,017.63 and 749,391.37 is: 1,034,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,548.97 : 1,890,017.63 = 749,391.37 : x
  2. Step 2: Convert to fraction form
    1,369,548.97/1,890,017.63 = 749,391.37/x
  3. Step 3: Cross multiply
    1,369,548.97x = 1,890,017.63 × 749,391.37
  4. Step 4: Simplify right side
    1,369,548.97x = 1,416,362,897,322.90
  5. Step 5: Solve for x
    x = 1,416,362,897,322.90/1,369,548.97
  6. Step 6: Final answer
    x = 1,034,182.00

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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.