Home / 1,758,011.28-2,637,408.96-747,165.12

Finding the Fourth Proportional to 1,758,011.28, 2,637,408.96 and 747,165.12

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Solution

The fourth proportional to 1,758,011.28, 2,637,408.96 and 747,165.12 is: 1,120,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,011.28 : 2,637,408.96 = 747,165.12 : x
  2. Step 2: Convert to fraction form
    1,758,011.28/2,637,408.96 = 747,165.12/x
  3. Step 3: Cross multiply
    1,758,011.28x = 2,637,408.96 × 747,165.12
  4. Step 4: Simplify right side
    1,758,011.28x = 1,970,579,982,087.48
  5. Step 5: Solve for x
    x = 1,970,579,982,087.48/1,758,011.28
  6. Step 6: Final answer
    x = 1,120,914.30

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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.