Home / 2,905,723.76-4,009,843.80-1,616,560.16

Finding the Fourth Proportional to 2,905,723.76, 4,009,843.80 and 1,616,560.16

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Solution

The fourth proportional to 2,905,723.76, 4,009,843.80 and 1,616,560.16 is: 2,230,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,723.76 : 4,009,843.80 = 1,616,560.16 : x
  2. Step 2: Convert to fraction form
    2,905,723.76/4,009,843.80 = 1,616,560.16/x
  3. Step 3: Cross multiply
    2,905,723.76x = 4,009,843.80 × 1,616,560.16
  4. Step 4: Simplify right side
    2,905,723.76x = 6,482,153,734,903.01
  5. Step 5: Solve for x
    x = 6,482,153,734,903.01/2,905,723.76
  6. Step 6: Final answer
    x = 2,230,822.43

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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.