Home / 1,526,273.80-2,106,357.42-881,721.16

Finding the Fourth Proportional to 1,526,273.80, 2,106,357.42 and 881,721.16

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Solution

The fourth proportional to 1,526,273.80, 2,106,357.42 and 881,721.16 is: 1,216,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,273.80 : 2,106,357.42 = 881,721.16 : x
  2. Step 2: Convert to fraction form
    1,526,273.80/2,106,357.42 = 881,721.16/x
  3. Step 3: Cross multiply
    1,526,273.80x = 2,106,357.42 × 881,721.16
  4. Step 4: Simplify right side
    1,526,273.80x = 1,857,219,907,737.01
  5. Step 5: Solve for x
    x = 1,857,219,907,737.01/1,526,273.80
  6. Step 6: Final answer
    x = 1,216,832.73

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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.