Home / 1,900,538.70-2,846,833.65-890,522.70

Finding the Fourth Proportional to 1,900,538.70, 2,846,833.65 and 890,522.70

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Solution

The fourth proportional to 1,900,538.70, 2,846,833.65 and 890,522.70 is: 1,333,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,538.70 : 2,846,833.65 = 890,522.70 : x
  2. Step 2: Convert to fraction form
    1,900,538.70/2,846,833.65 = 890,522.70/x
  3. Step 3: Cross multiply
    1,900,538.70x = 2,846,833.65 × 890,522.70
  4. Step 4: Simplify right side
    1,900,538.70x = 2,535,169,988,448.86
  5. Step 5: Solve for x
    x = 2,535,169,988,448.86/1,900,538.70
  6. Step 6: Final answer
    x = 1,333,921.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.