Home / 4,018,193.48-5,545,102.78-2,182,653.22

Finding the Fourth Proportional to 4,018,193.48, 5,545,102.78 and 2,182,653.22

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Solution

The fourth proportional to 4,018,193.48, 5,545,102.78 and 2,182,653.22 is: 3,012,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,193.48 : 5,545,102.78 = 2,182,653.22 : x
  2. Step 2: Convert to fraction form
    4,018,193.48/5,545,102.78 = 2,182,653.22/x
  3. Step 3: Cross multiply
    4,018,193.48x = 5,545,102.78 × 2,182,653.22
  4. Step 4: Simplify right side
    4,018,193.48x = 12,103,036,424,983.15
  5. Step 5: Solve for x
    x = 12,103,036,424,983.15/4,018,193.48
  6. Step 6: Final answer
    x = 3,012,059.15

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Double scale
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1.5x scale

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.