Home / 1,664,909.57-2,297,575.21-900,963.14

Finding the Fourth Proportional to 1,664,909.57, 2,297,575.21 and 900,963.14

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Solution

The fourth proportional to 1,664,909.57, 2,297,575.21 and 900,963.14 is: 1,243,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,909.57 : 2,297,575.21 = 900,963.14 : x
  2. Step 2: Convert to fraction form
    1,664,909.57/2,297,575.21 = 900,963.14/x
  3. Step 3: Cross multiply
    1,664,909.57x = 2,297,575.21 × 900,963.14
  4. Step 4: Simplify right side
    1,664,909.57x = 2,070,030,566,352.29
  5. Step 5: Solve for x
    x = 2,070,030,566,352.29/1,664,909.57
  6. Step 6: Final answer
    x = 1,243,329.13

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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.