Home / 1,306,490.76-1,799,224.38-1,176,320.52

Finding the Fourth Proportional to 1,306,490.76, 1,799,224.38 and 1,176,320.52

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Solution

The fourth proportional to 1,306,490.76, 1,799,224.38 and 1,176,320.52 is: 1,619,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,490.76 : 1,799,224.38 = 1,176,320.52 : x
  2. Step 2: Convert to fraction form
    1,306,490.76/1,799,224.38 = 1,176,320.52/x
  3. Step 3: Cross multiply
    1,306,490.76x = 1,799,224.38 × 1,176,320.52
  4. Step 4: Simplify right side
    1,306,490.76x = 2,116,464,558,278.28
  5. Step 5: Solve for x
    x = 2,116,464,558,278.28/1,306,490.76
  6. Step 6: Final answer
    x = 1,619,961.37

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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.