Home / 3,412,479.60-5,114,782.08-1,281,204.36

Finding the Fourth Proportional to 3,412,479.60, 5,114,782.08 and 1,281,204.36

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Solution

The fourth proportional to 3,412,479.60, 5,114,782.08 and 1,281,204.36 is: 1,920,328.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,479.60 : 5,114,782.08 = 1,281,204.36 : x
  2. Step 2: Convert to fraction form
    3,412,479.60/5,114,782.08 = 1,281,204.36/x
  3. Step 3: Cross multiply
    3,412,479.60x = 5,114,782.08 × 1,281,204.36
  4. Step 4: Simplify right side
    3,412,479.60x = 6,553,081,101,345.87
  5. Step 5: Solve for x
    x = 6,553,081,101,345.87/3,412,479.60
  6. Step 6: Final answer
    x = 1,920,328.29

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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.