Home / 3,377,845.76-5,068,312.61-1,838,535.21

Finding the Fourth Proportional to 3,377,845.76, 5,068,312.61 and 1,838,535.21

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Solution

The fourth proportional to 3,377,845.76, 5,068,312.61 and 1,838,535.21 is: 2,758,643.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,845.76 : 5,068,312.61 = 1,838,535.21 : x
  2. Step 2: Convert to fraction form
    3,377,845.76/5,068,312.61 = 1,838,535.21/x
  3. Step 3: Cross multiply
    3,377,845.76x = 5,068,312.61 × 1,838,535.21
  4. Step 4: Simplify right side
    3,377,845.76x = 9,318,271,179,579.32
  5. Step 5: Solve for x
    x = 9,318,271,179,579.32/3,377,845.76
  6. Step 6: Final answer
    x = 2,758,643.19

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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.