Home / 1,579,310.42-2,369,131.72-514,435.52

Finding the Fourth Proportional to 1,579,310.42, 2,369,131.72 and 514,435.52

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Solution

The fourth proportional to 1,579,310.42, 2,369,131.72 and 514,435.52 is: 771,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,310.42 : 2,369,131.72 = 514,435.52 : x
  2. Step 2: Convert to fraction form
    1,579,310.42/2,369,131.72 = 514,435.52/x
  3. Step 3: Cross multiply
    1,579,310.42x = 2,369,131.72 × 514,435.52
  4. Step 4: Simplify right side
    1,579,310.42x = 1,218,765,512,963.43
  5. Step 5: Solve for x
    x = 1,218,765,512,963.43/1,579,310.42
  6. Step 6: Final answer
    x = 771,707.39

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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.