Home / 1,621,666.32-2,237,884.92-896,532.48

Finding the Fourth Proportional to 1,621,666.32, 2,237,884.92 and 896,532.48

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Solution

The fourth proportional to 1,621,666.32, 2,237,884.92 and 896,532.48 is: 1,237,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,666.32 : 2,237,884.92 = 896,532.48 : x
  2. Step 2: Convert to fraction form
    1,621,666.32/2,237,884.92 = 896,532.48/x
  3. Step 3: Cross multiply
    1,621,666.32x = 2,237,884.92 × 896,532.48
  4. Step 4: Simplify right side
    1,621,666.32x = 2,006,336,517,282.20
  5. Step 5: Solve for x
    x = 2,006,336,517,282.20/1,621,666.32
  6. Step 6: Final answer
    x = 1,237,206.75

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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.