Home / 3,018,788.10-4,165,805.43-1,642,133.41

Finding the Fourth Proportional to 3,018,788.10, 4,165,805.43 and 1,642,133.41

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Solution

The fourth proportional to 3,018,788.10, 4,165,805.43 and 1,642,133.41 is: 2,266,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,788.10 : 4,165,805.43 = 1,642,133.41 : x
  2. Step 2: Convert to fraction form
    3,018,788.10/4,165,805.43 = 1,642,133.41/x
  3. Step 3: Cross multiply
    3,018,788.10x = 4,165,805.43 × 1,642,133.41
  4. Step 4: Simplify right side
    3,018,788.10x = 6,840,808,276,162.42
  5. Step 5: Solve for x
    x = 6,840,808,276,162.42/3,018,788.10
  6. Step 6: Final answer
    x = 2,266,077.66

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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.