Home / 1,525,226.67-2,104,999.48-880,645.78

Finding the Fourth Proportional to 1,525,226.67, 2,104,999.48 and 880,645.78

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Solution

The fourth proportional to 1,525,226.67, 2,104,999.48 and 880,645.78 is: 1,215,398.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,226.67 : 2,104,999.48 = 880,645.78 : x
  2. Step 2: Convert to fraction form
    1,525,226.67/2,104,999.48 = 880,645.78/x
  3. Step 3: Cross multiply
    1,525,226.67x = 2,104,999.48 × 880,645.78
  4. Step 4: Simplify right side
    1,525,226.67x = 1,853,758,908,964.19
  5. Step 5: Solve for x
    x = 1,853,758,908,964.19/1,525,226.67
  6. Step 6: Final answer
    x = 1,215,398.96

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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.