Home / 1,173,013.38-1,756,504.26-812,671.20

Finding the Fourth Proportional to 1,173,013.38, 1,756,504.26 and 812,671.20

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Solution

The fourth proportional to 1,173,013.38, 1,756,504.26 and 812,671.20 is: 1,216,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,013.38 : 1,756,504.26 = 812,671.20 : x
  2. Step 2: Convert to fraction form
    1,173,013.38/1,756,504.26 = 812,671.20/x
  3. Step 3: Cross multiply
    1,173,013.38x = 1,756,504.26 × 812,671.20
  4. Step 4: Simplify right side
    1,173,013.38x = 1,427,460,424,779.31
  5. Step 5: Solve for x
    x = 1,427,460,424,779.31/1,173,013.38
  6. Step 6: Final answer
    x = 1,216,917.43

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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.