Home / 3,077,914.68-4,617,104.09-918,769.23

Finding the Fourth Proportional to 3,077,914.68, 4,617,104.09 and 918,769.23

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Solution

The fourth proportional to 3,077,914.68, 4,617,104.09 and 918,769.23 is: 1,378,223.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,914.68 : 4,617,104.09 = 918,769.23 : x
  2. Step 2: Convert to fraction form
    3,077,914.68/4,617,104.09 = 918,769.23/x
  3. Step 3: Cross multiply
    3,077,914.68x = 4,617,104.09 × 918,769.23
  4. Step 4: Simplify right side
    3,077,914.68x = 4,242,053,165,005.30
  5. Step 5: Solve for x
    x = 4,242,053,165,005.30/3,077,914.68
  6. Step 6: Final answer
    x = 1,378,223.12

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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.