Home / 1,081,411.80-1,622,117.70-983,434.20

Finding the Fourth Proportional to 1,081,411.80, 1,622,117.70 and 983,434.20

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Solution

The fourth proportional to 1,081,411.80, 1,622,117.70 and 983,434.20 is: 1,475,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,411.80 : 1,622,117.70 = 983,434.20 : x
  2. Step 2: Convert to fraction form
    1,081,411.80/1,622,117.70 = 983,434.20/x
  3. Step 3: Cross multiply
    1,081,411.80x = 1,622,117.70 × 983,434.20
  4. Step 4: Simplify right side
    1,081,411.80x = 1,595,246,022,605.34
  5. Step 5: Solve for x
    x = 1,595,246,022,605.34/1,081,411.80
  6. Step 6: Final answer
    x = 1,475,151.30

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Similar ratio
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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.