Home / 2,335,622.40-3,496,435.20-1,388,505.60

Finding the Fourth Proportional to 2,335,622.40, 3,496,435.20 and 1,388,505.60

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Solution

The fourth proportional to 2,335,622.40, 3,496,435.20 and 1,388,505.60 is: 2,078,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335,622.40 : 3,496,435.20 = 1,388,505.60 : x
  2. Step 2: Convert to fraction form
    2,335,622.40/3,496,435.20 = 1,388,505.60/x
  3. Step 3: Cross multiply
    2,335,622.40x = 3,496,435.20 × 1,388,505.60
  4. Step 4: Simplify right side
    2,335,622.40x = 4,854,819,855,237.12
  5. Step 5: Solve for x
    x = 4,854,819,855,237.12/2,335,622.40
  6. Step 6: Final answer
    x = 2,078,597.92

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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.