Home / 3,705,409.17-5,112,492.69-2,135,154.69

Finding the Fourth Proportional to 3,705,409.17, 5,112,492.69 and 2,135,154.69

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Solution

The fourth proportional to 3,705,409.17, 5,112,492.69 and 2,135,154.69 is: 2,945,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,409.17 : 5,112,492.69 = 2,135,154.69 : x
  2. Step 2: Convert to fraction form
    3,705,409.17/5,112,492.69 = 2,135,154.69/x
  3. Step 3: Cross multiply
    3,705,409.17x = 5,112,492.69 × 2,135,154.69
  4. Step 4: Simplify right side
    3,705,409.17x = 10,915,962,744,644.22
  5. Step 5: Solve for x
    x = 10,915,962,744,644.22/3,705,409.17
  6. Step 6: Final answer
    x = 2,945,953.40

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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.