Home / 4,612,821.65-6,919,892.81-1,418,216.06

Finding the Fourth Proportional to 4,612,821.65, 6,919,892.81 and 1,418,216.06

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Solution

The fourth proportional to 4,612,821.65, 6,919,892.81 and 1,418,216.06 is: 2,127,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612,821.65 : 6,919,892.81 = 1,418,216.06 : x
  2. Step 2: Convert to fraction form
    4,612,821.65/6,919,892.81 = 1,418,216.06/x
  3. Step 3: Cross multiply
    4,612,821.65x = 6,919,892.81 × 1,418,216.06
  4. Step 4: Simplify right side
    4,612,821.65x = 9,813,903,085,566.60
  5. Step 5: Solve for x
    x = 9,813,903,085,566.60/4,612,821.65
  6. Step 6: Final answer
    x = 2,127,527.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.