Home / 1,533,676.12-2,116,376.75-845,310.11

Finding the Fourth Proportional to 1,533,676.12, 2,116,376.75 and 845,310.11

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Solution

The fourth proportional to 1,533,676.12, 2,116,376.75 and 845,310.11 is: 1,166,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,676.12 : 2,116,376.75 = 845,310.11 : x
  2. Step 2: Convert to fraction form
    1,533,676.12/2,116,376.75 = 845,310.11/x
  3. Step 3: Cross multiply
    1,533,676.12x = 2,116,376.75 × 845,310.11
  4. Step 4: Simplify right side
    1,533,676.12x = 1,788,994,654,875.33
  5. Step 5: Solve for x
    x = 1,788,994,654,875.33/1,533,676.12
  6. Step 6: Final answer
    x = 1,166,474.87

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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.