Home / 1,624,489-2,437,585.98-665,656.36

Finding the Fourth Proportional to 1,624,489, 2,437,585.98 and 665,656.36

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Solution

The fourth proportional to 1,624,489, 2,437,585.98 and 665,656.36 is: 998,833.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,489 : 2,437,585.98 = 665,656.36 : x
  2. Step 2: Convert to fraction form
    1,624,489/2,437,585.98 = 665,656.36/x
  3. Step 3: Cross multiply
    1,624,489x = 2,437,585.98 × 665,656.36
  4. Step 4: Simplify right side
    1,624,489x = 1,622,594,610,633.83
  5. Step 5: Solve for x
    x = 1,622,594,610,633.83/1,624,489
  6. Step 6: Final answer
    x = 998,833.86

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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.