Home / 1,621,788.54-2,237,896.80-896,519.40

Finding the Fourth Proportional to 1,621,788.54, 2,237,896.80 and 896,519.40

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Solution

The fourth proportional to 1,621,788.54, 2,237,896.80 and 896,519.40 is: 1,237,102.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,788.54 : 2,237,896.80 = 896,519.40 : x
  2. Step 2: Convert to fraction form
    1,621,788.54/2,237,896.80 = 896,519.40/x
  3. Step 3: Cross multiply
    1,621,788.54x = 2,237,896.80 × 896,519.40
  4. Step 4: Simplify right side
    1,621,788.54x = 2,006,317,896,397.92
  5. Step 5: Solve for x
    x = 2,006,317,896,397.92/1,621,788.54
  6. Step 6: Final answer
    x = 1,237,102.03

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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.