Home / 1,293,522.04-1,784,944.62-720,549.92

Finding the Fourth Proportional to 1,293,522.04, 1,784,944.62 and 720,549.92

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Solution

The fourth proportional to 1,293,522.04, 1,784,944.62 and 720,549.92 is: 994,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,522.04 : 1,784,944.62 = 720,549.92 : x
  2. Step 2: Convert to fraction form
    1,293,522.04/1,784,944.62 = 720,549.92/x
  3. Step 3: Cross multiply
    1,293,522.04x = 1,784,944.62 × 720,549.92
  4. Step 4: Simplify right side
    1,293,522.04x = 1,286,141,703,145.43
  5. Step 5: Solve for x
    x = 1,286,141,703,145.43/1,293,522.04
  6. Step 6: Final answer
    x = 994,294.39

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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.