Home / 1,808,112.06-2,712,582.29-783,614.30

Finding the Fourth Proportional to 1,808,112.06, 2,712,582.29 and 783,614.30

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Solution

The fourth proportional to 1,808,112.06, 2,712,582.29 and 783,614.30 is: 1,175,600.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,112.06 : 2,712,582.29 = 783,614.30 : x
  2. Step 2: Convert to fraction form
    1,808,112.06/2,712,582.29 = 783,614.30/x
  3. Step 3: Cross multiply
    1,808,112.06x = 2,712,582.29 × 783,614.30
  4. Step 4: Simplify right side
    1,808,112.06x = 2,125,618,272,370.75
  5. Step 5: Solve for x
    x = 2,125,618,272,370.75/1,808,112.06
  6. Step 6: Final answer
    x = 1,175,600.96

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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.