Home / 2,991,305.96-4,479,807.90-1,725,295.40

Finding the Fourth Proportional to 2,991,305.96, 4,479,807.90 and 1,725,295.40

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Solution

The fourth proportional to 2,991,305.96, 4,479,807.90 and 1,725,295.40 is: 2,583,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,305.96 : 4,479,807.90 = 1,725,295.40 : x
  2. Step 2: Convert to fraction form
    2,991,305.96/4,479,807.90 = 1,725,295.40/x
  3. Step 3: Cross multiply
    2,991,305.96x = 4,479,807.90 × 1,725,295.40
  4. Step 4: Simplify right side
    2,991,305.96x = 7,728,991,962,753.66
  5. Step 5: Solve for x
    x = 7,728,991,962,753.66/2,991,305.96
  6. Step 6: Final answer
    x = 2,583,818.59

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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.