Home / 1,640,302.56-2,460,170.12-741,535.28

Finding the Fourth Proportional to 1,640,302.56, 2,460,170.12 and 741,535.28

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Solution

The fourth proportional to 1,640,302.56, 2,460,170.12 and 741,535.28 is: 1,112,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,302.56 : 2,460,170.12 = 741,535.28 : x
  2. Step 2: Convert to fraction form
    1,640,302.56/2,460,170.12 = 741,535.28/x
  3. Step 3: Cross multiply
    1,640,302.56x = 2,460,170.12 × 741,535.28
  4. Step 4: Simplify right side
    1,640,302.56x = 1,824,302,938,781.83
  5. Step 5: Solve for x
    x = 1,824,302,938,781.83/1,640,302.56
  6. Step 6: Final answer
    x = 1,112,174.66

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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.