Home / 1,144,091.89-1,716,238.68-424,441.92

Finding the Fourth Proportional to 1,144,091.89, 1,716,238.68 and 424,441.92

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Solution

The fourth proportional to 1,144,091.89, 1,716,238.68 and 424,441.92 is: 636,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,091.89 : 1,716,238.68 = 424,441.92 : x
  2. Step 2: Convert to fraction form
    1,144,091.89/1,716,238.68 = 424,441.92/x
  3. Step 3: Cross multiply
    1,144,091.89x = 1,716,238.68 × 424,441.92
  4. Step 4: Simplify right side
    1,144,091.89x = 728,443,638,395.26
  5. Step 5: Solve for x
    x = 728,443,638,395.26/1,144,091.89
  6. Step 6: Final answer
    x = 636,700.29

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1.5x scale

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.