Home / 1,020,219.12-1,407,914.21-584,627.85

Finding the Fourth Proportional to 1,020,219.12, 1,407,914.21 and 584,627.85

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Solution

The fourth proportional to 1,020,219.12, 1,407,914.21 and 584,627.85 is: 806,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,219.12 : 1,407,914.21 = 584,627.85 : x
  2. Step 2: Convert to fraction form
    1,020,219.12/1,407,914.21 = 584,627.85/x
  3. Step 3: Cross multiply
    1,020,219.12x = 1,407,914.21 × 584,627.85
  4. Step 4: Simplify right side
    1,020,219.12x = 823,105,854,653.61
  5. Step 5: Solve for x
    x = 823,105,854,653.61/1,020,219.12
  6. Step 6: Final answer
    x = 806,793.21

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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.