Home / 3,187,140.56-4,398,142.24-1,736,806.40

Finding the Fourth Proportional to 3,187,140.56, 4,398,142.24 and 1,736,806.40

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Solution

The fourth proportional to 3,187,140.56, 4,398,142.24 and 1,736,806.40 is: 2,396,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,140.56 : 4,398,142.24 = 1,736,806.40 : x
  2. Step 2: Convert to fraction form
    3,187,140.56/4,398,142.24 = 1,736,806.40/x
  3. Step 3: Cross multiply
    3,187,140.56x = 4,398,142.24 × 1,736,806.40
  4. Step 4: Simplify right side
    3,187,140.56x = 7,638,721,590,542.34
  5. Step 5: Solve for x
    x = 7,638,721,590,542.34/3,187,140.56
  6. Step 6: Final answer
    x = 2,396,731.94

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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.