Home / 971,589.65-1,341,335.73-682,089.57

Finding the Fourth Proportional to 971,589.65, 1,341,335.73 and 682,089.57

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Solution

The fourth proportional to 971,589.65, 1,341,335.73 and 682,089.57 is: 941,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,589.65 : 1,341,335.73 = 682,089.57 : x
  2. Step 2: Convert to fraction form
    971,589.65/1,341,335.73 = 682,089.57/x
  3. Step 3: Cross multiply
    971,589.65x = 1,341,335.73 × 682,089.57
  4. Step 4: Simplify right side
    971,589.65x = 914,911,113,859.17
  5. Step 5: Solve for x
    x = 914,911,113,859.17/971,589.65
  6. Step 6: Final answer
    x = 941,664.13

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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.