Home / 3,912,324.08-5,398,492.19-2,169,972.77

Finding the Fourth Proportional to 3,912,324.08, 5,398,492.19 and 2,169,972.77

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Solution

The fourth proportional to 3,912,324.08, 5,398,492.19 and 2,169,972.77 is: 2,994,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,324.08 : 5,398,492.19 = 2,169,972.77 : x
  2. Step 2: Convert to fraction form
    3,912,324.08/5,398,492.19 = 2,169,972.77/x
  3. Step 3: Cross multiply
    3,912,324.08x = 5,398,492.19 × 2,169,972.77
  4. Step 4: Simplify right side
    3,912,324.08x = 11,714,581,013,515.34
  5. Step 5: Solve for x
    x = 11,714,581,013,515.34/3,912,324.08
  6. Step 6: Final answer
    x = 2,994,276.75

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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.