Home / 1,219,175.04-1,682,443.76-675,309.04

Finding the Fourth Proportional to 1,219,175.04, 1,682,443.76 and 675,309.04

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Solution

The fourth proportional to 1,219,175.04, 1,682,443.76 and 675,309.04 is: 931,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,175.04 : 1,682,443.76 = 675,309.04 : x
  2. Step 2: Convert to fraction form
    1,219,175.04/1,682,443.76 = 675,309.04/x
  3. Step 3: Cross multiply
    1,219,175.04x = 1,682,443.76 × 675,309.04
  4. Step 4: Simplify right side
    1,219,175.04x = 1,136,169,480,419.59
  5. Step 5: Solve for x
    x = 1,136,169,480,419.59/1,219,175.04
  6. Step 6: Final answer
    x = 931,916.62

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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.