Home / 1,463,026.89-2,018,980.06-818,457.85

Finding the Fourth Proportional to 1,463,026.89, 2,018,980.06 and 818,457.85

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Solution

The fourth proportional to 1,463,026.89, 2,018,980.06 and 818,457.85 is: 1,129,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,026.89 : 2,018,980.06 = 818,457.85 : x
  2. Step 2: Convert to fraction form
    1,463,026.89/2,018,980.06 = 818,457.85/x
  3. Step 3: Cross multiply
    1,463,026.89x = 2,018,980.06 × 818,457.85
  4. Step 4: Simplify right side
    1,463,026.89x = 1,652,450,079,100.47
  5. Step 5: Solve for x
    x = 1,652,450,079,100.47/1,463,026.89
  6. Step 6: Final answer
    x = 1,129,473.48

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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.