Home / 875,644.20-1,316,231.10-825,877.80

Finding the Fourth Proportional to 875,644.20, 1,316,231.10 and 825,877.80

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Solution

The fourth proportional to 875,644.20, 1,316,231.10 and 825,877.80 is: 1,241,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,644.20 : 1,316,231.10 = 825,877.80 : x
  2. Step 2: Convert to fraction form
    875,644.20/1,316,231.10 = 825,877.80/x
  3. Step 3: Cross multiply
    875,644.20x = 1,316,231.10 × 825,877.80
  4. Step 4: Simplify right side
    875,644.20x = 1,087,046,045,159.58
  5. Step 5: Solve for x
    x = 1,087,046,045,159.58/875,644.20
  6. Step 6: Final answer
    x = 1,241,424.37

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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.