Home / 1,305,603.94-1,801,769.09-732,679.20

Finding the Fourth Proportional to 1,305,603.94, 1,801,769.09 and 732,679.20

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Solution

The fourth proportional to 1,305,603.94, 1,801,769.09 and 732,679.20 is: 1,011,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,603.94 : 1,801,769.09 = 732,679.20 : x
  2. Step 2: Convert to fraction form
    1,305,603.94/1,801,769.09 = 732,679.20/x
  3. Step 3: Cross multiply
    1,305,603.94x = 1,801,769.09 × 732,679.20
  4. Step 4: Simplify right side
    1,305,603.94x = 1,320,118,735,445.93
  5. Step 5: Solve for x
    x = 1,320,118,735,445.93/1,305,603.94
  6. Step 6: Final answer
    x = 1,011,117.30

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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.