Home / 2,769,640.22-4,154,670.47-747,854.71

Finding the Fourth Proportional to 2,769,640.22, 4,154,670.47 and 747,854.71

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Solution

The fourth proportional to 2,769,640.22, 4,154,670.47 and 747,854.71 is: 1,121,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,640.22 : 4,154,670.47 = 747,854.71 : x
  2. Step 2: Convert to fraction form
    2,769,640.22/4,154,670.47 = 747,854.71/x
  3. Step 3: Cross multiply
    2,769,640.22x = 4,154,670.47 × 747,854.71
  4. Step 4: Simplify right side
    2,769,640.22x = 3,107,089,870,970.37
  5. Step 5: Solve for x
    x = 3,107,089,870,970.37/2,769,640.22
  6. Step 6: Final answer
    x = 1,121,838.80

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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.