Home / 1,613,561.21-2,227,403.57-1,148,715.17

Finding the Fourth Proportional to 1,613,561.21, 2,227,403.57 and 1,148,715.17

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Solution

The fourth proportional to 1,613,561.21, 2,227,403.57 and 1,148,715.17 is: 1,585,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,561.21 : 2,227,403.57 = 1,148,715.17 : x
  2. Step 2: Convert to fraction form
    1,613,561.21/2,227,403.57 = 1,148,715.17/x
  3. Step 3: Cross multiply
    1,613,561.21x = 2,227,403.57 × 1,148,715.17
  4. Step 4: Simplify right side
    1,613,561.21x = 2,558,652,264,827.58
  5. Step 5: Solve for x
    x = 2,558,652,264,827.58/1,613,561.21
  6. Step 6: Final answer
    x = 1,585,717.51

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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.