Home / 1,619,979.48-2,216,143.53-1,613,156.04

Finding the Fourth Proportional to 1,619,979.48, 2,216,143.53 and 1,613,156.04

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Solution

The fourth proportional to 1,619,979.48, 2,216,143.53 and 1,613,156.04 is: 2,206,809.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,979.48 : 2,216,143.53 = 1,613,156.04 : x
  2. Step 2: Convert to fraction form
    1,619,979.48/2,216,143.53 = 1,613,156.04/x
  3. Step 3: Cross multiply
    1,619,979.48x = 2,216,143.53 × 1,613,156.04
  4. Step 4: Simplify right side
    1,619,979.48x = 3,574,985,320,926.42
  5. Step 5: Solve for x
    x = 3,574,985,320,926.42/1,619,979.48
  6. Step 6: Final answer
    x = 2,206,809.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.