Home / 1,131,532.93-1,698,414.77-831,170.35

Finding the Fourth Proportional to 1,131,532.93, 1,698,414.77 and 831,170.35

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Solution

The fourth proportional to 1,131,532.93, 1,698,414.77 and 831,170.35 is: 1,247,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,532.93 : 1,698,414.77 = 831,170.35 : x
  2. Step 2: Convert to fraction form
    1,131,532.93/1,698,414.77 = 831,170.35/x
  3. Step 3: Cross multiply
    1,131,532.93x = 1,698,414.77 × 831,170.35
  4. Step 4: Simplify right side
    1,131,532.93x = 1,411,671,998,826.07
  5. Step 5: Solve for x
    x = 1,411,671,998,826.07/1,131,532.93
  6. Step 6: Final answer
    x = 1,247,574.83

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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.