Home / 1,528,196.80-2,108,873.28-849,135.04

Finding the Fourth Proportional to 1,528,196.80, 2,108,873.28 and 849,135.04

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Solution

The fourth proportional to 1,528,196.80, 2,108,873.28 and 849,135.04 is: 1,171,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,196.80 : 2,108,873.28 = 849,135.04 : x
  2. Step 2: Convert to fraction form
    1,528,196.80/2,108,873.28 = 849,135.04/x
  3. Step 3: Cross multiply
    1,528,196.80x = 2,108,873.28 × 849,135.04
  4. Step 4: Simplify right side
    1,528,196.80x = 1,790,718,196,967.73
  5. Step 5: Solve for x
    x = 1,790,718,196,967.73/1,528,196.80
  6. Step 6: Final answer
    x = 1,171,785.07

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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.