Home / 2,157,329.28-3,235,152.81-808,756.71

Finding the Fourth Proportional to 2,157,329.28, 3,235,152.81 and 808,756.71

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Solution

The fourth proportional to 2,157,329.28, 3,235,152.81 and 808,756.71 is: 1,212,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,329.28 : 3,235,152.81 = 808,756.71 : x
  2. Step 2: Convert to fraction form
    2,157,329.28/3,235,152.81 = 808,756.71/x
  3. Step 3: Cross multiply
    2,157,329.28x = 3,235,152.81 × 808,756.71
  4. Step 4: Simplify right side
    2,157,329.28x = 2,616,451,542,962.86
  5. Step 5: Solve for x
    x = 2,616,451,542,962.86/2,157,329.28
  6. Step 6: Final answer
    x = 1,212,819.74

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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.