Home / 1,664,913-2,297,579.96-900,966.56

Finding the Fourth Proportional to 1,664,913, 2,297,579.96 and 900,966.56

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Solution

The fourth proportional to 1,664,913, 2,297,579.96 and 900,966.56 is: 1,243,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,913 : 2,297,579.96 = 900,966.56 : x
  2. Step 2: Convert to fraction form
    1,664,913/2,297,579.96 = 900,966.56/x
  3. Step 3: Cross multiply
    1,664,913x = 2,297,579.96 × 900,966.56
  4. Step 4: Simplify right side
    1,664,913x = 2,070,042,712,886.14
  5. Step 5: Solve for x
    x = 2,070,042,712,886.14/1,664,913
  6. Step 6: Final answer
    x = 1,243,333.86

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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.