Home / 1,660,863.06-2,291,991-896,916.60

Finding the Fourth Proportional to 1,660,863.06, 2,291,991 and 896,916.60

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Solution

The fourth proportional to 1,660,863.06, 2,291,991 and 896,916.60 is: 1,237,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,863.06 : 2,291,991 = 896,916.60 : x
  2. Step 2: Convert to fraction form
    1,660,863.06/2,291,991 = 896,916.60/x
  3. Step 3: Cross multiply
    1,660,863.06x = 2,291,991 × 896,916.60
  4. Step 4: Simplify right side
    1,660,863.06x = 2,055,724,774,950.60
  5. Step 5: Solve for x
    x = 2,055,724,774,950.60/1,660,863.06
  6. Step 6: Final answer
    x = 1,237,744.90

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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.