Home / 1,376,264.24-2,065,072.68-618,641

Finding the Fourth Proportional to 1,376,264.24, 2,065,072.68 and 618,641

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Solution

The fourth proportional to 1,376,264.24, 2,065,072.68 and 618,641 is: 928,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,264.24 : 2,065,072.68 = 618,641 : x
  2. Step 2: Convert to fraction form
    1,376,264.24/2,065,072.68 = 618,641/x
  3. Step 3: Cross multiply
    1,376,264.24x = 2,065,072.68 × 618,641
  4. Step 4: Simplify right side
    1,376,264.24x = 1,277,538,627,827.88
  5. Step 5: Solve for x
    x = 1,277,538,627,827.88/1,376,264.24
  6. Step 6: Final answer
    x = 928,265.51

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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.