Home / 1,675,457.98-2,511,437.04-821,347

Finding the Fourth Proportional to 1,675,457.98, 2,511,437.04 and 821,347

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Solution

The fourth proportional to 1,675,457.98, 2,511,437.04 and 821,347 is: 1,231,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,457.98 : 2,511,437.04 = 821,347 : x
  2. Step 2: Convert to fraction form
    1,675,457.98/2,511,437.04 = 821,347/x
  3. Step 3: Cross multiply
    1,675,457.98x = 2,511,437.04 × 821,347
  4. Step 4: Simplify right side
    1,675,457.98x = 2,062,761,278,492.88
  5. Step 5: Solve for x
    x = 2,062,761,278,492.88/1,675,457.98
  6. Step 6: Final answer
    x = 1,231,162.65

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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.