Home / 1,533,738.20-2,116,716.27-922,090.28

Finding the Fourth Proportional to 1,533,738.20, 2,116,716.27 and 922,090.28

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Solution

The fourth proportional to 1,533,738.20, 2,116,716.27 and 922,090.28 is: 1,272,579.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,738.20 : 2,116,716.27 = 922,090.28 : x
  2. Step 2: Convert to fraction form
    1,533,738.20/2,116,716.27 = 922,090.28/x
  3. Step 3: Cross multiply
    1,533,738.20x = 2,116,716.27 × 922,090.28
  4. Step 4: Simplify right side
    1,533,738.20x = 1,951,803,498,084.86
  5. Step 5: Solve for x
    x = 1,951,803,498,084.86/1,533,738.20
  6. Step 6: Final answer
    x = 1,272,579.31

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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.