Home / 2,912,774.30-4,368,383.85-891,014.30

Finding the Fourth Proportional to 2,912,774.30, 4,368,383.85 and 891,014.30

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Solution

The fourth proportional to 2,912,774.30, 4,368,383.85 and 891,014.30 is: 1,336,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,774.30 : 4,368,383.85 = 891,014.30 : x
  2. Step 2: Convert to fraction form
    2,912,774.30/4,368,383.85 = 891,014.30/x
  3. Step 3: Cross multiply
    2,912,774.30x = 4,368,383.85 × 891,014.30
  4. Step 4: Simplify right side
    2,912,774.30x = 3,892,292,478,239.06
  5. Step 5: Solve for x
    x = 3,892,292,478,239.06/2,912,774.30
  6. Step 6: Final answer
    x = 1,336,283.58

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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.