Home / 1,731,821.61-2,389,917.29-967,875.15

Finding the Fourth Proportional to 1,731,821.61, 2,389,917.29 and 967,875.15

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Solution

The fourth proportional to 1,731,821.61, 2,389,917.29 and 967,875.15 is: 1,335,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,821.61 : 2,389,917.29 = 967,875.15 : x
  2. Step 2: Convert to fraction form
    1,731,821.61/2,389,917.29 = 967,875.15/x
  3. Step 3: Cross multiply
    1,731,821.61x = 2,389,917.29 × 967,875.15
  4. Step 4: Simplify right side
    1,731,821.61x = 2,313,141,550,706.97
  5. Step 5: Solve for x
    x = 2,313,141,550,706.97/1,731,821.61
  6. Step 6: Final answer
    x = 1,335,669.64

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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.