Home / 1,731,712.16-2,389,555.76-957,238.40

Finding the Fourth Proportional to 1,731,712.16, 2,389,555.76 and 957,238.40

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Solution

The fourth proportional to 1,731,712.16, 2,389,555.76 and 957,238.40 is: 1,320,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,712.16 : 2,389,555.76 = 957,238.40 : x
  2. Step 2: Convert to fraction form
    1,731,712.16/2,389,555.76 = 957,238.40/x
  3. Step 3: Cross multiply
    1,731,712.16x = 2,389,555.76 × 957,238.40
  4. Step 4: Simplify right side
    1,731,712.16x = 2,287,374,532,413.18
  5. Step 5: Solve for x
    x = 2,287,374,532,413.18/1,731,712.16
  6. Step 6: Final answer
    x = 1,320,874.56

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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.