Home / 1,442,849.18-2,164,272.10-578,674.06

Finding the Fourth Proportional to 1,442,849.18, 2,164,272.10 and 578,674.06

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Solution

The fourth proportional to 1,442,849.18, 2,164,272.10 and 578,674.06 is: 868,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,849.18 : 2,164,272.10 = 578,674.06 : x
  2. Step 2: Convert to fraction form
    1,442,849.18/2,164,272.10 = 578,674.06/x
  3. Step 3: Cross multiply
    1,442,849.18x = 2,164,272.10 × 578,674.06
  4. Step 4: Simplify right side
    1,442,849.18x = 1,252,408,123,051.73
  5. Step 5: Solve for x
    x = 1,252,408,123,051.73/1,442,849.18
  6. Step 6: Final answer
    x = 868,010.42

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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.