Home / 1,525,350.29-2,105,170.16-880,769.70

Finding the Fourth Proportional to 1,525,350.29, 2,105,170.16 and 880,769.70

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Solution

The fourth proportional to 1,525,350.29, 2,105,170.16 and 880,769.70 is: 1,215,570.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,350.29 : 2,105,170.16 = 880,769.70 : x
  2. Step 2: Convert to fraction form
    1,525,350.29/2,105,170.16 = 880,769.70/x
  3. Step 3: Cross multiply
    1,525,350.29x = 2,105,170.16 × 880,769.70
  4. Step 4: Simplify right side
    1,525,350.29x = 1,854,170,085,868.30
  5. Step 5: Solve for x
    x = 1,854,170,085,868.30/1,525,350.29
  6. Step 6: Final answer
    x = 1,215,570.03

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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.