Home / 2,642,319.42-3,646,278.77-1,496,408.01

Finding the Fourth Proportional to 2,642,319.42, 3,646,278.77 and 1,496,408.01

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Solution

The fourth proportional to 2,642,319.42, 3,646,278.77 and 1,496,408.01 is: 2,064,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,319.42 : 3,646,278.77 = 1,496,408.01 : x
  2. Step 2: Convert to fraction form
    2,642,319.42/3,646,278.77 = 1,496,408.01/x
  3. Step 3: Cross multiply
    2,642,319.42x = 3,646,278.77 × 1,496,408.01
  4. Step 4: Simplify right side
    2,642,319.42x = 5,456,320,750,638.91
  5. Step 5: Solve for x
    x = 5,456,320,750,638.91/2,642,319.42
  6. Step 6: Final answer
    x = 2,064,973.94

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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.