Home / 1,928,132.91-2,888,130.60-1,546,990.11

Finding the Fourth Proportional to 1,928,132.91, 2,888,130.60 and 1,546,990.11

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Solution

The fourth proportional to 1,928,132.91, 2,888,130.60 and 1,546,990.11 is: 2,317,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,132.91 : 2,888,130.60 = 1,546,990.11 : x
  2. Step 2: Convert to fraction form
    1,928,132.91/2,888,130.60 = 1,546,990.11/x
  3. Step 3: Cross multiply
    1,928,132.91x = 2,888,130.60 × 1,546,990.11
  4. Step 4: Simplify right side
    1,928,132.91x = 4,467,909,474,588.37
  5. Step 5: Solve for x
    x = 4,467,909,474,588.37/1,928,132.91
  6. Step 6: Final answer
    x = 2,317,220.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.