Home / 1,020,999.15-1,407,934.49-676,715.54

Finding the Fourth Proportional to 1,020,999.15, 1,407,934.49 and 676,715.54

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Solution

The fourth proportional to 1,020,999.15, 1,407,934.49 and 676,715.54 is: 933,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,999.15 : 1,407,934.49 = 676,715.54 : x
  2. Step 2: Convert to fraction form
    1,020,999.15/1,407,934.49 = 676,715.54/x
  3. Step 3: Cross multiply
    1,020,999.15x = 1,407,934.49 × 676,715.54
  4. Step 4: Simplify right side
    1,020,999.15x = 952,771,138,261.73
  5. Step 5: Solve for x
    x = 952,771,138,261.73/1,020,999.15
  6. Step 6: Final answer
    x = 933,175.25

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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.