Home / 1,323,701.70-1,986,112.54-723,962.70

Finding the Fourth Proportional to 1,323,701.70, 1,986,112.54 and 723,962.70

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Solution

The fourth proportional to 1,323,701.70, 1,986,112.54 and 723,962.70 is: 1,086,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,701.70 : 1,986,112.54 = 723,962.70 : x
  2. Step 2: Convert to fraction form
    1,323,701.70/1,986,112.54 = 723,962.70/x
  3. Step 3: Cross multiply
    1,323,701.70x = 1,986,112.54 × 723,962.70
  4. Step 4: Simplify right side
    1,323,701.70x = 1,437,871,396,962.26
  5. Step 5: Solve for x
    x = 1,437,871,396,962.26/1,323,701.70
  6. Step 6: Final answer
    x = 1,086,250.32

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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.