Home / 1,937,632.71-2,903,791.85-1,226,391.15

Finding the Fourth Proportional to 1,937,632.71, 2,903,791.85 and 1,226,391.15

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Solution

The fourth proportional to 1,937,632.71, 2,903,791.85 and 1,226,391.15 is: 1,837,904.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,632.71 : 2,903,791.85 = 1,226,391.15 : x
  2. Step 2: Convert to fraction form
    1,937,632.71/2,903,791.85 = 1,226,391.15/x
  3. Step 3: Cross multiply
    1,937,632.71x = 2,903,791.85 × 1,226,391.15
  4. Step 4: Simplify right side
    1,937,632.71x = 3,561,184,626,282.13
  5. Step 5: Solve for x
    x = 3,561,184,626,282.13/1,937,632.71
  6. Step 6: Final answer
    x = 1,837,904.89

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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.