Home / 1,529,250.66-2,110,419.81-840,974.82

Finding the Fourth Proportional to 1,529,250.66, 2,110,419.81 and 840,974.82

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Solution

The fourth proportional to 1,529,250.66, 2,110,419.81 and 840,974.82 is: 1,160,574.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,250.66 : 2,110,419.81 = 840,974.82 : x
  2. Step 2: Convert to fraction form
    1,529,250.66/2,110,419.81 = 840,974.82/x
  3. Step 3: Cross multiply
    1,529,250.66x = 2,110,419.81 × 840,974.82
  4. Step 4: Simplify right side
    1,529,250.66x = 1,774,809,919,839.18
  5. Step 5: Solve for x
    x = 1,774,809,919,839.18/1,529,250.66
  6. Step 6: Final answer
    x = 1,160,574.89

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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.