Home / 1,119,800.22-1,545,324.26-636,366.30

Finding the Fourth Proportional to 1,119,800.22, 1,545,324.26 and 636,366.30

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Solution

The fourth proportional to 1,119,800.22, 1,545,324.26 and 636,366.30 is: 878,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,800.22 : 1,545,324.26 = 636,366.30 : x
  2. Step 2: Convert to fraction form
    1,119,800.22/1,545,324.26 = 636,366.30/x
  3. Step 3: Cross multiply
    1,119,800.22x = 1,545,324.26 × 636,366.30
  4. Step 4: Simplify right side
    1,119,800.22x = 983,392,281,636.44
  5. Step 5: Solve for x
    x = 983,392,281,636.44/1,119,800.22
  6. Step 6: Final answer
    x = 878,185.47

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Double scale
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1.5x scale

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.