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Finding the Fourth Proportional to 2,664,431.84, 3,676,693.79 and 1,502,814.08

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Solution

The fourth proportional to 2,664,431.84, 3,676,693.79 and 1,502,814.08 is: 2,073,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,431.84 : 3,676,693.79 = 1,502,814.08 : x
  2. Step 2: Convert to fraction form
    2,664,431.84/3,676,693.79 = 1,502,814.08/x
  3. Step 3: Cross multiply
    2,664,431.84x = 3,676,693.79 × 1,502,814.08
  4. Step 4: Simplify right side
    2,664,431.84x = 5,525,387,195,460.56
  5. Step 5: Solve for x
    x = 5,525,387,195,460.56/2,664,431.84
  6. Step 6: Final answer
    x = 2,073,758.13

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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.