Home / 1,677,347-2,314,836.04-1,263,142.28

Finding the Fourth Proportional to 1,677,347, 2,314,836.04 and 1,263,142.28

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Solution

The fourth proportional to 1,677,347, 2,314,836.04 and 1,263,142.28 is: 1,743,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,347 : 2,314,836.04 = 1,263,142.28 : x
  2. Step 2: Convert to fraction form
    1,677,347/2,314,836.04 = 1,263,142.28/x
  3. Step 3: Cross multiply
    1,677,347x = 2,314,836.04 × 1,263,142.28
  4. Step 4: Simplify right side
    1,677,347x = 2,923,967,273,391.77
  5. Step 5: Solve for x
    x = 2,923,967,273,391.77/1,677,347
  6. Step 6: Final answer
    x = 1,743,209.53

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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.