Home / 1,115,989.52-1,540,000.14-606,687.44

Finding the Fourth Proportional to 1,115,989.52, 1,540,000.14 and 606,687.44

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Solution

The fourth proportional to 1,115,989.52, 1,540,000.14 and 606,687.44 is: 837,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,989.52 : 1,540,000.14 = 606,687.44 : x
  2. Step 2: Convert to fraction form
    1,115,989.52/1,540,000.14 = 606,687.44/x
  3. Step 3: Cross multiply
    1,115,989.52x = 1,540,000.14 × 606,687.44
  4. Step 4: Simplify right side
    1,115,989.52x = 934,298,742,536.24
  5. Step 5: Solve for x
    x = 934,298,742,536.24/1,115,989.52
  6. Step 6: Final answer
    x = 837,193.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.