Home / 3,187,319.76-4,398,372.90-1,736,984.07

Finding the Fourth Proportional to 3,187,319.76, 4,398,372.90 and 1,736,984.07

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Solution

The fourth proportional to 3,187,319.76, 4,398,372.90 and 1,736,984.07 is: 2,396,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,319.76 : 4,398,372.90 = 1,736,984.07 : x
  2. Step 2: Convert to fraction form
    3,187,319.76/4,398,372.90 = 1,736,984.07/x
  3. Step 3: Cross multiply
    3,187,319.76x = 4,398,372.90 × 1,736,984.07
  4. Step 4: Simplify right side
    3,187,319.76x = 7,639,903,661,219.70
  5. Step 5: Solve for x
    x = 7,639,903,661,219.70/3,187,319.76
  6. Step 6: Final answer
    x = 2,396,968.06

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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.