Home / 2,238,484.53-3,088,231.79-1,377,550.11

Finding the Fourth Proportional to 2,238,484.53, 3,088,231.79 and 1,377,550.11

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Solution

The fourth proportional to 2,238,484.53, 3,088,231.79 and 1,377,550.11 is: 1,900,479.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,484.53 : 3,088,231.79 = 1,377,550.11 : x
  2. Step 2: Convert to fraction form
    2,238,484.53/3,088,231.79 = 1,377,550.11/x
  3. Step 3: Cross multiply
    2,238,484.53x = 3,088,231.79 × 1,377,550.11
  4. Step 4: Simplify right side
    2,238,484.53x = 4,254,194,035,132.25
  5. Step 5: Solve for x
    x = 4,254,194,035,132.25/2,238,484.53
  6. Step 6: Final answer
    x = 1,900,479.53

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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.