Home / 1,112,689.15-1,535,511.44-603,391.39

Finding the Fourth Proportional to 1,112,689.15, 1,535,511.44 and 603,391.39

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Solution

The fourth proportional to 1,112,689.15, 1,535,511.44 and 603,391.39 is: 832,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,689.15 : 1,535,511.44 = 603,391.39 : x
  2. Step 2: Convert to fraction form
    1,112,689.15/1,535,511.44 = 603,391.39/x
  3. Step 3: Cross multiply
    1,112,689.15x = 1,535,511.44 × 603,391.39
  4. Step 4: Simplify right side
    1,112,689.15x = 926,514,382,142.50
  5. Step 5: Solve for x
    x = 926,514,382,142.50/1,112,689.15
  6. Step 6: Final answer
    x = 832,680.34

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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.