Home / 1,731,627.40-2,389,638.84-967,680.76

Finding the Fourth Proportional to 1,731,627.40, 2,389,638.84 and 967,680.76

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Solution

The fourth proportional to 1,731,627.40, 2,389,638.84 and 967,680.76 is: 1,335,395.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,627.40 : 2,389,638.84 = 967,680.76 : x
  2. Step 2: Convert to fraction form
    1,731,627.40/2,389,638.84 = 967,680.76/x
  3. Step 3: Cross multiply
    1,731,627.40x = 2,389,638.84 × 967,680.76
  4. Step 4: Simplify right side
    1,731,627.40x = 2,312,407,528,816.72
  5. Step 5: Solve for x
    x = 2,312,407,528,816.72/1,731,627.40
  6. Step 6: Final answer
    x = 1,335,395.55

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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.