Home / 2,047,490.40-3,071,235.36-699,664.64

Finding the Fourth Proportional to 2,047,490.40, 3,071,235.36 and 699,664.64

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Solution

The fourth proportional to 2,047,490.40, 3,071,235.36 and 699,664.64 is: 1,049,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,490.40 : 3,071,235.36 = 699,664.64 : x
  2. Step 2: Convert to fraction form
    2,047,490.40/3,071,235.36 = 699,664.64/x
  3. Step 3: Cross multiply
    2,047,490.40x = 3,071,235.36 × 699,664.64
  4. Step 4: Simplify right side
    2,047,490.40x = 2,148,834,782,509.67
  5. Step 5: Solve for x
    x = 2,148,834,782,509.67/2,047,490.40
  6. Step 6: Final answer
    x = 1,049,496.88

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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.