Home / 1,664,551.90-2,297,081.62-900,605.46

Finding the Fourth Proportional to 1,664,551.90, 2,297,081.62 and 900,605.46

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Solution

The fourth proportional to 1,664,551.90, 2,297,081.62 and 900,605.46 is: 1,242,835.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,551.90 : 2,297,081.62 = 900,605.46 : x
  2. Step 2: Convert to fraction form
    1,664,551.90/2,297,081.62 = 900,605.46/x
  3. Step 3: Cross multiply
    1,664,551.90x = 2,297,081.62 × 900,605.46
  4. Step 4: Simplify right side
    1,664,551.90x = 2,068,764,251,050.48
  5. Step 5: Solve for x
    x = 2,068,764,251,050.48/1,664,551.90
  6. Step 6: Final answer
    x = 1,242,835.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.