Home / 1,442,985.35-1,990,452.16-952,959.38

Finding the Fourth Proportional to 1,442,985.35, 1,990,452.16 and 952,959.38

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Solution

The fourth proportional to 1,442,985.35, 1,990,452.16 and 952,959.38 is: 1,314,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,985.35 : 1,990,452.16 = 952,959.38 : x
  2. Step 2: Convert to fraction form
    1,442,985.35/1,990,452.16 = 952,959.38/x
  3. Step 3: Cross multiply
    1,442,985.35x = 1,990,452.16 × 952,959.38
  4. Step 4: Simplify right side
    1,442,985.35x = 1,896,820,056,313.26
  5. Step 5: Solve for x
    x = 1,896,820,056,313.26/1,442,985.35
  6. Step 6: Final answer
    x = 1,314,510.96

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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.