Home / 1,697,905.12-2,545,981.26-499,671.85

Finding the Fourth Proportional to 1,697,905.12, 2,545,981.26 and 499,671.85

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Solution

The fourth proportional to 1,697,905.12, 2,545,981.26 and 499,671.85 is: 749,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,905.12 : 2,545,981.26 = 499,671.85 : x
  2. Step 2: Convert to fraction form
    1,697,905.12/2,545,981.26 = 499,671.85/x
  3. Step 3: Cross multiply
    1,697,905.12x = 2,545,981.26 × 499,671.85
  4. Step 4: Simplify right side
    1,697,905.12x = 1,272,155,166,249.53
  5. Step 5: Solve for x
    x = 1,272,155,166,249.53/1,697,905.12
  6. Step 6: Final answer
    x = 749,249.86

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Double scale
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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.