Home / 1,664,909.51-2,297,575.13-900,963.09

Finding the Fourth Proportional to 1,664,909.51, 2,297,575.13 and 900,963.09

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Solution

The fourth proportional to 1,664,909.51, 2,297,575.13 and 900,963.09 is: 1,243,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,909.51 : 2,297,575.13 = 900,963.09 : x
  2. Step 2: Convert to fraction form
    1,664,909.51/2,297,575.13 = 900,963.09/x
  3. Step 3: Cross multiply
    1,664,909.51x = 2,297,575.13 × 900,963.09
  4. Step 4: Simplify right side
    1,664,909.51x = 2,070,030,384,127.14
  5. Step 5: Solve for x
    x = 2,070,030,384,127.14/1,664,909.51
  6. Step 6: Final answer
    x = 1,243,329.07

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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.