Home / 1,513,408.56-2,270,121.03-448,459.86

Finding the Fourth Proportional to 1,513,408.56, 2,270,121.03 and 448,459.86

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Solution

The fourth proportional to 1,513,408.56, 2,270,121.03 and 448,459.86 is: 672,692.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,408.56 : 2,270,121.03 = 448,459.86 : x
  2. Step 2: Convert to fraction form
    1,513,408.56/2,270,121.03 = 448,459.86/x
  3. Step 3: Cross multiply
    1,513,408.56x = 2,270,121.03 × 448,459.86
  4. Step 4: Simplify right side
    1,513,408.56x = 1,018,058,159,296.86
  5. Step 5: Solve for x
    x = 1,018,058,159,296.86/1,513,408.56
  6. Step 6: Final answer
    x = 672,692.22

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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.