Home / 2,912,462.60-4,368,693.90-2,629,027.40

Finding the Fourth Proportional to 2,912,462.60, 4,368,693.90 and 2,629,027.40

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Solution

The fourth proportional to 2,912,462.60, 4,368,693.90 and 2,629,027.40 is: 3,943,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,462.60 : 4,368,693.90 = 2,629,027.40 : x
  2. Step 2: Convert to fraction form
    2,912,462.60/4,368,693.90 = 2,629,027.40/x
  3. Step 3: Cross multiply
    2,912,462.60x = 4,368,693.90 × 2,629,027.40
  4. Step 4: Simplify right side
    2,912,462.60x = 11,485,415,965,312.86
  5. Step 5: Solve for x
    x = 11,485,415,965,312.86/2,912,462.60
  6. Step 6: Final answer
    x = 3,943,541.10

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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.