Home / 2,513,791.76-3,771,278.24-830,895.28

Finding the Fourth Proportional to 2,513,791.76, 3,771,278.24 and 830,895.28

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Solution

The fourth proportional to 2,513,791.76, 3,771,278.24 and 830,895.28 is: 1,246,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513,791.76 : 3,771,278.24 = 830,895.28 : x
  2. Step 2: Convert to fraction form
    2,513,791.76/3,771,278.24 = 830,895.28/x
  3. Step 3: Cross multiply
    2,513,791.76x = 3,771,278.24 × 830,895.28
  4. Step 4: Simplify right side
    2,513,791.76x = 3,133,537,289,182.71
  5. Step 5: Solve for x
    x = 3,133,537,289,182.71/2,513,791.76
  6. Step 6: Final answer
    x = 1,246,538.13

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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.