Home / 1,866,269.10-2,575,144.85-1,081,055.80

Finding the Fourth Proportional to 1,866,269.10, 2,575,144.85 and 1,081,055.80

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Solution

The fourth proportional to 1,866,269.10, 2,575,144.85 and 1,081,055.80 is: 1,491,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,269.10 : 2,575,144.85 = 1,081,055.80 : x
  2. Step 2: Convert to fraction form
    1,866,269.10/2,575,144.85 = 1,081,055.80/x
  3. Step 3: Cross multiply
    1,866,269.10x = 2,575,144.85 × 1,081,055.80
  4. Step 4: Simplify right side
    1,866,269.10x = 2,783,875,272,197.41
  5. Step 5: Solve for x
    x = 2,783,875,272,197.41/1,866,269.10
  6. Step 6: Final answer
    x = 1,491,679.45

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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.