Home / 1,408,016.40-2,108,338.20-1,032,003.60

Finding the Fourth Proportional to 1,408,016.40, 2,108,338.20 and 1,032,003.60

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Solution

The fourth proportional to 1,408,016.40, 2,108,338.20 and 1,032,003.60 is: 1,545,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,016.40 : 2,108,338.20 = 1,032,003.60 : x
  2. Step 2: Convert to fraction form
    1,408,016.40/2,108,338.20 = 1,032,003.60/x
  3. Step 3: Cross multiply
    1,408,016.40x = 2,108,338.20 × 1,032,003.60
  4. Step 4: Simplify right side
    1,408,016.40x = 2,175,812,612,417.52
  5. Step 5: Solve for x
    x = 2,175,812,612,417.52/1,408,016.40
  6. Step 6: Final answer
    x = 1,545,303.46

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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.