Home / 1,869,414.20-2,804,121.30-607,369.40

Finding the Fourth Proportional to 1,869,414.20, 2,804,121.30 and 607,369.40

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Solution

The fourth proportional to 1,869,414.20, 2,804,121.30 and 607,369.40 is: 911,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,414.20 : 2,804,121.30 = 607,369.40 : x
  2. Step 2: Convert to fraction form
    1,869,414.20/2,804,121.30 = 607,369.40/x
  3. Step 3: Cross multiply
    1,869,414.20x = 2,804,121.30 × 607,369.40
  4. Step 4: Simplify right side
    1,869,414.20x = 1,703,137,471,508.22
  5. Step 5: Solve for x
    x = 1,703,137,471,508.22/1,869,414.20
  6. Step 6: Final answer
    x = 911,054.10

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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.