Home / 1,096,823.90-1,646,207.85-646,982.30

Finding the Fourth Proportional to 1,096,823.90, 1,646,207.85 and 646,982.30

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Solution

The fourth proportional to 1,096,823.90, 1,646,207.85 and 646,982.30 is: 971,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,823.90 : 1,646,207.85 = 646,982.30 : x
  2. Step 2: Convert to fraction form
    1,096,823.90/1,646,207.85 = 646,982.30/x
  3. Step 3: Cross multiply
    1,096,823.90x = 1,646,207.85 × 646,982.30
  4. Step 4: Simplify right side
    1,096,823.90x = 1,065,067,341,071.06
  5. Step 5: Solve for x
    x = 1,065,067,341,071.06/1,096,823.90
  6. Step 6: Final answer
    x = 971,046.80

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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.