Home / 1,787,647.10-2,467,001.66-971,905.66

Finding the Fourth Proportional to 1,787,647.10, 2,467,001.66 and 971,905.66

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Solution

The fourth proportional to 1,787,647.10, 2,467,001.66 and 971,905.66 is: 1,341,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,647.10 : 2,467,001.66 = 971,905.66 : x
  2. Step 2: Convert to fraction form
    1,787,647.10/2,467,001.66 = 971,905.66/x
  3. Step 3: Cross multiply
    1,787,647.10x = 2,467,001.66 × 971,905.66
  4. Step 4: Simplify right side
    1,787,647.10x = 2,397,692,876,583.40
  5. Step 5: Solve for x
    x = 2,397,692,876,583.40/1,787,647.10
  6. Step 6: Final answer
    x = 1,341,256.27

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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.