Home / 1,294,183.80-1,941,275.70-727,313.40

Finding the Fourth Proportional to 1,294,183.80, 1,941,275.70 and 727,313.40

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Solution

The fourth proportional to 1,294,183.80, 1,941,275.70 and 727,313.40 is: 1,090,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,183.80 : 1,941,275.70 = 727,313.40 : x
  2. Step 2: Convert to fraction form
    1,294,183.80/1,941,275.70 = 727,313.40/x
  3. Step 3: Cross multiply
    1,294,183.80x = 1,941,275.70 × 727,313.40
  4. Step 4: Simplify right side
    1,294,183.80x = 1,411,915,829,704.38
  5. Step 5: Solve for x
    x = 1,411,915,829,704.38/1,294,183.80
  6. Step 6: Final answer
    x = 1,090,970.10

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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.