Home / 1,537,214.63-2,309,321.15-1,112,061.83

Finding the Fourth Proportional to 1,537,214.63, 2,309,321.15 and 1,112,061.83

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Solution

The fourth proportional to 1,537,214.63, 2,309,321.15 and 1,112,061.83 is: 1,670,624.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,214.63 : 2,309,321.15 = 1,112,061.83 : x
  2. Step 2: Convert to fraction form
    1,537,214.63/2,309,321.15 = 1,112,061.83/x
  3. Step 3: Cross multiply
    1,537,214.63x = 2,309,321.15 × 1,112,061.83
  4. Step 4: Simplify right side
    1,537,214.63x = 2,568,107,904,126.70
  5. Step 5: Solve for x
    x = 2,568,107,904,126.70/1,537,214.63
  6. Step 6: Final answer
    x = 1,670,624.16

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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.