Home / 2,534,193.60-3,497,176.80-1,388,345.28

Finding the Fourth Proportional to 2,534,193.60, 3,497,176.80 and 1,388,345.28

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Solution

The fourth proportional to 2,534,193.60, 3,497,176.80 and 1,388,345.28 is: 1,915,910.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534,193.60 : 3,497,176.80 = 1,388,345.28 : x
  2. Step 2: Convert to fraction form
    2,534,193.60/3,497,176.80 = 1,388,345.28/x
  3. Step 3: Cross multiply
    2,534,193.60x = 3,497,176.80 × 1,388,345.28
  4. Step 4: Simplify right side
    2,534,193.60x = 4,855,288,903,605.50
  5. Step 5: Solve for x
    x = 4,855,288,903,605.50/2,534,193.60
  6. Step 6: Final answer
    x = 1,915,910.81

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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.