Home / 1,073,918.16-1,610,876.63-315,765.93

Finding the Fourth Proportional to 1,073,918.16, 1,610,876.63 and 315,765.93

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Solution

The fourth proportional to 1,073,918.16, 1,610,876.63 and 315,765.93 is: 473,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,918.16 : 1,610,876.63 = 315,765.93 : x
  2. Step 2: Convert to fraction form
    1,073,918.16/1,610,876.63 = 315,765.93/x
  3. Step 3: Cross multiply
    1,073,918.16x = 1,610,876.63 × 315,765.93
  4. Step 4: Simplify right side
    1,073,918.16x = 508,659,955,608.39
  5. Step 5: Solve for x
    x = 508,659,955,608.39/1,073,918.16
  6. Step 6: Final answer
    x = 473,648.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.