Home / 1,918,297.41-2,647,250.69-1,058,857.85

Finding the Fourth Proportional to 1,918,297.41, 2,647,250.69 and 1,058,857.85

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Solution

The fourth proportional to 1,918,297.41, 2,647,250.69 and 1,058,857.85 is: 1,461,223.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,297.41 : 2,647,250.69 = 1,058,857.85 : x
  2. Step 2: Convert to fraction form
    1,918,297.41/2,647,250.69 = 1,058,857.85/x
  3. Step 3: Cross multiply
    1,918,297.41x = 2,647,250.69 × 1,058,857.85
  4. Step 4: Simplify right side
    1,918,297.41x = 2,803,062,174,024.42
  5. Step 5: Solve for x
    x = 2,803,062,174,024.42/1,918,297.41
  6. Step 6: Final answer
    x = 1,461,223.98

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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.