Home / 1,214,950.83-1,822,401.63-316,372.68

Finding the Fourth Proportional to 1,214,950.83, 1,822,401.63 and 316,372.68

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Solution

The fourth proportional to 1,214,950.83, 1,822,401.63 and 316,372.68 is: 474,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,950.83 : 1,822,401.63 = 316,372.68 : x
  2. Step 2: Convert to fraction form
    1,214,950.83/1,822,401.63 = 316,372.68/x
  3. Step 3: Cross multiply
    1,214,950.83x = 1,822,401.63 × 316,372.68
  4. Step 4: Simplify right side
    1,214,950.83x = 576,558,087,719.47
  5. Step 5: Solve for x
    x = 576,558,087,719.47/1,214,950.83
  6. Step 6: Final answer
    x = 474,552.61

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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.