Home / 1,700,084.75-2,550,463.65-485,671.85

Finding the Fourth Proportional to 1,700,084.75, 2,550,463.65 and 485,671.85

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Solution

The fourth proportional to 1,700,084.75, 2,550,463.65 and 485,671.85 is: 728,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,084.75 : 2,550,463.65 = 485,671.85 : x
  2. Step 2: Convert to fraction form
    1,700,084.75/2,550,463.65 = 485,671.85/x
  3. Step 3: Cross multiply
    1,700,084.75x = 2,550,463.65 × 485,671.85
  4. Step 4: Simplify right side
    1,700,084.75x = 1,238,688,399,253.25
  5. Step 5: Solve for x
    x = 1,238,688,399,253.25/1,700,084.75
  6. Step 6: Final answer
    x = 728,603.91

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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.