Home / 2,196,388.80-3,029,454.04-2,015,684.32

Finding the Fourth Proportional to 2,196,388.80, 3,029,454.04 and 2,015,684.32

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Solution

The fourth proportional to 2,196,388.80, 3,029,454.04 and 2,015,684.32 is: 2,780,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,388.80 : 3,029,454.04 = 2,015,684.32 : x
  2. Step 2: Convert to fraction form
    2,196,388.80/3,029,454.04 = 2,015,684.32/x
  3. Step 3: Cross multiply
    2,196,388.80x = 3,029,454.04 × 2,015,684.32
  4. Step 4: Simplify right side
    2,196,388.80x = 6,106,423,006,588.65
  5. Step 5: Solve for x
    x = 6,106,423,006,588.65/2,196,388.80
  6. Step 6: Final answer
    x = 2,780,210.41

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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.