Home / 1,126,526.05-1,687,611.52-626,373.73

Finding the Fourth Proportional to 1,126,526.05, 1,687,611.52 and 626,373.73

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Solution

The fourth proportional to 1,126,526.05, 1,687,611.52 and 626,373.73 is: 938,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,526.05 : 1,687,611.52 = 626,373.73 : x
  2. Step 2: Convert to fraction form
    1,126,526.05/1,687,611.52 = 626,373.73/x
  3. Step 3: Cross multiply
    1,126,526.05x = 1,687,611.52 × 626,373.73
  4. Step 4: Simplify right side
    1,126,526.05x = 1,057,075,522,573.37
  5. Step 5: Solve for x
    x = 1,057,075,522,573.37/1,126,526.05
  6. Step 6: Final answer
    x = 938,349.83

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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.