Home / 1,918,295.16-2,647,247.58-1,058,855.64

Finding the Fourth Proportional to 1,918,295.16, 2,647,247.58 and 1,058,855.64

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Solution

The fourth proportional to 1,918,295.16, 2,647,247.58 and 1,058,855.64 is: 1,461,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,295.16 : 2,647,247.58 = 1,058,855.64 : x
  2. Step 2: Convert to fraction form
    1,918,295.16/2,647,247.58 = 1,058,855.64/x
  3. Step 3: Cross multiply
    1,918,295.16x = 2,647,247.58 × 1,058,855.64
  4. Step 4: Simplify right side
    1,918,295.16x = 2,803,053,030,559.35
  5. Step 5: Solve for x
    x = 2,803,053,030,559.35/1,918,295.16
  6. Step 6: Final answer
    x = 1,461,220.93

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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.