Home / 1,485,329.55-2,049,787.37-904,579.90

Finding the Fourth Proportional to 1,485,329.55, 2,049,787.37 and 904,579.90

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Solution

The fourth proportional to 1,485,329.55, 2,049,787.37 and 904,579.90 is: 1,248,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,329.55 : 2,049,787.37 = 904,579.90 : x
  2. Step 2: Convert to fraction form
    1,485,329.55/2,049,787.37 = 904,579.90/x
  3. Step 3: Cross multiply
    1,485,329.55x = 2,049,787.37 × 904,579.90
  4. Step 4: Simplify right side
    1,485,329.55x = 1,854,196,454,175.86
  5. Step 5: Solve for x
    x = 1,854,196,454,175.86/1,485,329.55
  6. Step 6: Final answer
    x = 1,248,340.11

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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.