Home / 1,376,896.12-2,064,631.50-618,084.20

Finding the Fourth Proportional to 1,376,896.12, 2,064,631.50 and 618,084.20

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Solution

The fourth proportional to 1,376,896.12, 2,064,631.50 and 618,084.20 is: 926,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,896.12 : 2,064,631.50 = 618,084.20 : x
  2. Step 2: Convert to fraction form
    1,376,896.12/2,064,631.50 = 618,084.20/x
  3. Step 3: Cross multiply
    1,376,896.12x = 2,064,631.50 × 618,084.20
  4. Step 4: Simplify right side
    1,376,896.12x = 1,276,116,108,972.30
  5. Step 5: Solve for x
    x = 1,276,116,108,972.30/1,376,896.12
  6. Step 6: Final answer
    x = 926,806.38

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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.