Home / 1,107,681.75-1,661,683.01-349,265.79

Finding the Fourth Proportional to 1,107,681.75, 1,661,683.01 and 349,265.79

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Solution

The fourth proportional to 1,107,681.75, 1,661,683.01 and 349,265.79 is: 523,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,681.75 : 1,661,683.01 = 349,265.79 : x
  2. Step 2: Convert to fraction form
    1,107,681.75/1,661,683.01 = 349,265.79/x
  3. Step 3: Cross multiply
    1,107,681.75x = 1,661,683.01 × 349,265.79
  4. Step 4: Simplify right side
    1,107,681.75x = 580,369,027,470.90
  5. Step 5: Solve for x
    x = 580,369,027,470.90/1,107,681.75
  6. Step 6: Final answer
    x = 523,949.25

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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.