Home / 2,910,424.59-4,016,125.40-1,621,237.32

Finding the Fourth Proportional to 2,910,424.59, 4,016,125.40 and 1,621,237.32

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Solution

The fourth proportional to 2,910,424.59, 4,016,125.40 and 1,621,237.32 is: 2,237,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,424.59 : 4,016,125.40 = 1,621,237.32 : x
  2. Step 2: Convert to fraction form
    2,910,424.59/4,016,125.40 = 1,621,237.32/x
  3. Step 3: Cross multiply
    2,910,424.59x = 4,016,125.40 × 1,621,237.32
  4. Step 4: Simplify right side
    2,910,424.59x = 6,511,092,372,173.74
  5. Step 5: Solve for x
    x = 6,511,092,372,173.74/2,910,424.59
  6. Step 6: Final answer
    x = 2,237,162.37

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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.