Home / 1,418,954.18-2,127,165.41-520,186.03

Finding the Fourth Proportional to 1,418,954.18, 2,127,165.41 and 520,186.03

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Solution

The fourth proportional to 1,418,954.18, 2,127,165.41 and 520,186.03 is: 779,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,954.18 : 2,127,165.41 = 520,186.03 : x
  2. Step 2: Convert to fraction form
    1,418,954.18/2,127,165.41 = 520,186.03/x
  3. Step 3: Cross multiply
    1,418,954.18x = 2,127,165.41 × 520,186.03
  4. Step 4: Simplify right side
    1,418,954.18x = 1,106,521,725,763.77
  5. Step 5: Solve for x
    x = 1,106,521,725,763.77/1,418,954.18
  6. Step 6: Final answer
    x = 779,814.98

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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.