Home / 2,997,065.70-4,495,598.55-2,199,904.20

Finding the Fourth Proportional to 2,997,065.70, 4,495,598.55 and 2,199,904.20

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Solution

The fourth proportional to 2,997,065.70, 4,495,598.55 and 2,199,904.20 is: 3,299,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,065.70 : 4,495,598.55 = 2,199,904.20 : x
  2. Step 2: Convert to fraction form
    2,997,065.70/4,495,598.55 = 2,199,904.20/x
  3. Step 3: Cross multiply
    2,997,065.70x = 4,495,598.55 × 2,199,904.20
  4. Step 4: Simplify right side
    2,997,065.70x = 9,889,886,131,658.91
  5. Step 5: Solve for x
    x = 9,889,886,131,658.91/2,997,065.70
  6. Step 6: Final answer
    x = 3,299,856.30

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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.