Home / 1,678,636.52-2,518,312.68-541,462.52

Finding the Fourth Proportional to 1,678,636.52, 2,518,312.68 and 541,462.52

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Solution

The fourth proportional to 1,678,636.52, 2,518,312.68 and 541,462.52 is: 812,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,636.52 : 2,518,312.68 = 541,462.52 : x
  2. Step 2: Convert to fraction form
    1,678,636.52/2,518,312.68 = 541,462.52/x
  3. Step 3: Cross multiply
    1,678,636.52x = 2,518,312.68 × 541,462.52
  4. Step 4: Simplify right side
    1,678,636.52x = 1,363,571,929,860.75
  5. Step 5: Solve for x
    x = 1,363,571,929,860.75/1,678,636.52
  6. Step 6: Final answer
    x = 812,309.22

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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.