Home / 1,096,799.40-1,646,171.10-646,957.80

Finding the Fourth Proportional to 1,096,799.40, 1,646,171.10 and 646,957.80

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Solution

The fourth proportional to 1,096,799.40, 1,646,171.10 and 646,957.80 is: 971,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,799.40 : 1,646,171.10 = 646,957.80 : x
  2. Step 2: Convert to fraction form
    1,096,799.40/1,646,171.10 = 646,957.80/x
  3. Step 3: Cross multiply
    1,096,799.40x = 1,646,171.10 × 646,957.80
  4. Step 4: Simplify right side
    1,096,799.40x = 1,065,003,233,279.58
  5. Step 5: Solve for x
    x = 1,065,003,233,279.58/1,096,799.40
  6. Step 6: Final answer
    x = 971,010.04

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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.