Home / 1,206,041.03-1,820,004.25-1,165,887.71

Finding the Fourth Proportional to 1,206,041.03, 1,820,004.25 and 1,165,887.71

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Solution

The fourth proportional to 1,206,041.03, 1,820,004.25 and 1,165,887.71 is: 1,759,409.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,041.03 : 1,820,004.25 = 1,165,887.71 : x
  2. Step 2: Convert to fraction form
    1,206,041.03/1,820,004.25 = 1,165,887.71/x
  3. Step 3: Cross multiply
    1,206,041.03x = 1,820,004.25 × 1,165,887.71
  4. Step 4: Simplify right side
    1,206,041.03x = 2,121,920,587,222.77
  5. Step 5: Solve for x
    x = 2,121,920,587,222.77/1,206,041.03
  6. Step 6: Final answer
    x = 1,759,409.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.