Home / 1,522,679.96-2,284,021.62-457,721.93

Finding the Fourth Proportional to 1,522,679.96, 2,284,021.62 and 457,721.93

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Solution

The fourth proportional to 1,522,679.96, 2,284,021.62 and 457,721.93 is: 686,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,679.96 : 2,284,021.62 = 457,721.93 : x
  2. Step 2: Convert to fraction form
    1,522,679.96/2,284,021.62 = 457,721.93/x
  3. Step 3: Cross multiply
    1,522,679.96x = 2,284,021.62 × 457,721.93
  4. Step 4: Simplify right side
    1,522,679.96x = 1,045,446,784,068.13
  5. Step 5: Solve for x
    x = 1,045,446,784,068.13/1,522,679.96
  6. Step 6: Final answer
    x = 686,583.40

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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.