Home / 4,018,206.78-5,545,225.35-2,182,664.49

Finding the Fourth Proportional to 4,018,206.78, 5,545,225.35 and 2,182,664.49

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Solution

The fourth proportional to 4,018,206.78, 5,545,225.35 and 2,182,664.49 is: 3,012,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,206.78 : 5,545,225.35 = 2,182,664.49 : x
  2. Step 2: Convert to fraction form
    4,018,206.78/5,545,225.35 = 2,182,664.49/x
  3. Step 3: Cross multiply
    4,018,206.78x = 5,545,225.35 × 2,182,664.49
  4. Step 4: Simplify right side
    4,018,206.78x = 12,103,366,460,492.82
  5. Step 5: Solve for x
    x = 12,103,366,460,492.82/4,018,206.78
  6. Step 6: Final answer
    x = 3,012,131.31

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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.