Home / 1,108,351.50-1,529,611.73-618,475.04

Finding the Fourth Proportional to 1,108,351.50, 1,529,611.73 and 618,475.04

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Solution

The fourth proportional to 1,108,351.50, 1,529,611.73 and 618,475.04 is: 853,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,351.50 : 1,529,611.73 = 618,475.04 : x
  2. Step 2: Convert to fraction form
    1,108,351.50/1,529,611.73 = 618,475.04/x
  3. Step 3: Cross multiply
    1,108,351.50x = 1,529,611.73 × 618,475.04
  4. Step 4: Simplify right side
    1,108,351.50x = 946,026,681,815.18
  5. Step 5: Solve for x
    x = 946,026,681,815.18/1,108,351.50
  6. Step 6: Final answer
    x = 853,543.92

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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.