Home / 1,476,808.40-2,215,212.60-845,202.80

Finding the Fourth Proportional to 1,476,808.40, 2,215,212.60 and 845,202.80

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Solution

The fourth proportional to 1,476,808.40, 2,215,212.60 and 845,202.80 is: 1,267,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,808.40 : 2,215,212.60 = 845,202.80 : x
  2. Step 2: Convert to fraction form
    1,476,808.40/2,215,212.60 = 845,202.80/x
  3. Step 3: Cross multiply
    1,476,808.40x = 2,215,212.60 × 845,202.80
  4. Step 4: Simplify right side
    1,476,808.40x = 1,872,303,892,115.28
  5. Step 5: Solve for x
    x = 1,872,303,892,115.28/1,476,808.40
  6. Step 6: Final answer
    x = 1,267,804.20

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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.