Home / 1,664,830.62-2,297,472.30-900,884.18

Finding the Fourth Proportional to 1,664,830.62, 2,297,472.30 and 900,884.18

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Solution

The fourth proportional to 1,664,830.62, 2,297,472.30 and 900,884.18 is: 1,243,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,830.62 : 2,297,472.30 = 900,884.18 : x
  2. Step 2: Convert to fraction form
    1,664,830.62/2,297,472.30 = 900,884.18/x
  3. Step 3: Cross multiply
    1,664,830.62x = 2,297,472.30 × 900,884.18
  4. Step 4: Simplify right side
    1,664,830.62x = 2,069,756,437,570.85
  5. Step 5: Solve for x
    x = 2,069,756,437,570.85/1,664,830.62
  6. Step 6: Final answer
    x = 1,243,223.43

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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.