Home / 1,697,430.87-2,545,788.42-499,027.77

Finding the Fourth Proportional to 1,697,430.87, 2,545,788.42 and 499,027.77

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Solution

The fourth proportional to 1,697,430.87, 2,545,788.42 and 499,027.77 is: 748,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,430.87 : 2,545,788.42 = 499,027.77 : x
  2. Step 2: Convert to fraction form
    1,697,430.87/2,545,788.42 = 499,027.77/x
  3. Step 3: Cross multiply
    1,697,430.87x = 2,545,788.42 × 499,027.77
  4. Step 4: Simplify right side
    1,697,430.87x = 1,270,419,118,124.42
  5. Step 5: Solve for x
    x = 1,270,419,118,124.42/1,697,430.87
  6. Step 6: Final answer
    x = 748,436.44

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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.