Home / 2,912,782.08-4,369,015.82-891,026.18

Finding the Fourth Proportional to 2,912,782.08, 4,369,015.82 and 891,026.18

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Solution

The fourth proportional to 2,912,782.08, 4,369,015.82 and 891,026.18 is: 1,336,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,782.08 : 4,369,015.82 = 891,026.18 : x
  2. Step 2: Convert to fraction form
    2,912,782.08/4,369,015.82 = 891,026.18/x
  3. Step 3: Cross multiply
    2,912,782.08x = 4,369,015.82 × 891,026.18
  4. Step 4: Simplify right side
    2,912,782.08x = 3,892,907,450,153.96
  5. Step 5: Solve for x
    x = 3,892,907,450,153.96/2,912,782.08
  6. Step 6: Final answer
    x = 1,336,491.14

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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.