Home / 1,540,442-2,125,646.42-852,004.46

Finding the Fourth Proportional to 1,540,442, 2,125,646.42 and 852,004.46

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Solution

The fourth proportional to 1,540,442, 2,125,646.42 and 852,004.46 is: 1,175,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,442 : 2,125,646.42 = 852,004.46 : x
  2. Step 2: Convert to fraction form
    1,540,442/2,125,646.42 = 852,004.46/x
  3. Step 3: Cross multiply
    1,540,442x = 2,125,646.42 × 852,004.46
  4. Step 4: Simplify right side
    1,540,442x = 1,811,060,230,223.03
  5. Step 5: Solve for x
    x = 1,811,060,230,223.03/1,540,442
  6. Step 6: Final answer
    x = 1,175,675.70

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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.