Home / 1,302,144.06-1,956,209.54-918,775.26

Finding the Fourth Proportional to 1,302,144.06, 1,956,209.54 and 918,775.26

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Solution

The fourth proportional to 1,302,144.06, 1,956,209.54 and 918,775.26 is: 1,380,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,144.06 : 1,956,209.54 = 918,775.26 : x
  2. Step 2: Convert to fraction form
    1,302,144.06/1,956,209.54 = 918,775.26/x
  3. Step 3: Cross multiply
    1,302,144.06x = 1,956,209.54 × 918,775.26
  4. Step 4: Simplify right side
    1,302,144.06x = 1,797,316,928,727.98
  5. Step 5: Solve for x
    x = 1,797,316,928,727.98/1,302,144.06
  6. Step 6: Final answer
    x = 1,380,275.03

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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.