Home / 3,830,255.19-5,285,788.50-2,111,437.22

Finding the Fourth Proportional to 3,830,255.19, 5,285,788.50 and 2,111,437.22

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Solution

The fourth proportional to 3,830,255.19, 5,285,788.50 and 2,111,437.22 is: 2,913,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,255.19 : 5,285,788.50 = 2,111,437.22 : x
  2. Step 2: Convert to fraction form
    3,830,255.19/5,285,788.50 = 2,111,437.22/x
  3. Step 3: Cross multiply
    3,830,255.19x = 5,285,788.50 × 2,111,437.22
  4. Step 4: Simplify right side
    3,830,255.19x = 11,160,610,549,519.03
  5. Step 5: Solve for x
    x = 11,160,610,549,519.03/3,830,255.19
  6. Step 6: Final answer
    x = 2,913,803.39

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1.5x scale

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.