Home / 1,102,713.80-1,651,883.70-971,202.20

Finding the Fourth Proportional to 1,102,713.80, 1,651,883.70 and 971,202.20

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Solution

The fourth proportional to 1,102,713.80, 1,651,883.70 and 971,202.20 is: 1,454,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,713.80 : 1,651,883.70 = 971,202.20 : x
  2. Step 2: Convert to fraction form
    1,102,713.80/1,651,883.70 = 971,202.20/x
  3. Step 3: Cross multiply
    1,102,713.80x = 1,651,883.70 × 971,202.20
  4. Step 4: Simplify right side
    1,102,713.80x = 1,604,313,083,584.14
  5. Step 5: Solve for x
    x = 1,604,313,083,584.14/1,102,713.80
  6. Step 6: Final answer
    x = 1,454,877.13

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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.