Home / 1,355,806.08-2,033,722.88-409,184.64

Finding the Fourth Proportional to 1,355,806.08, 2,033,722.88 and 409,184.64

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Solution

The fourth proportional to 1,355,806.08, 2,033,722.88 and 409,184.64 is: 613,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,806.08 : 2,033,722.88 = 409,184.64 : x
  2. Step 2: Convert to fraction form
    1,355,806.08/2,033,722.88 = 409,184.64/x
  3. Step 3: Cross multiply
    1,355,806.08x = 2,033,722.88 × 409,184.64
  4. Step 4: Simplify right side
    1,355,806.08x = 832,168,164,512.56
  5. Step 5: Solve for x
    x = 832,168,164,512.56/1,355,806.08
  6. Step 6: Final answer
    x = 613,781.11

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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.