Home / 1,231,015.30-1,698,794.62-714,896.10

Finding the Fourth Proportional to 1,231,015.30, 1,698,794.62 and 714,896.10

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Solution

The fourth proportional to 1,231,015.30, 1,698,794.62 and 714,896.10 is: 986,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,015.30 : 1,698,794.62 = 714,896.10 : x
  2. Step 2: Convert to fraction form
    1,231,015.30/1,698,794.62 = 714,896.10/x
  3. Step 3: Cross multiply
    1,231,015.30x = 1,698,794.62 × 714,896.10
  4. Step 4: Simplify right side
    1,231,015.30x = 1,214,461,648,538.98
  5. Step 5: Solve for x
    x = 1,214,461,648,538.98/1,231,015.30
  6. Step 6: Final answer
    x = 986,552.85

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1.5x scale

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.