Home / 3,547,663.11-4,895,453.43-1,999,176.80

Finding the Fourth Proportional to 3,547,663.11, 4,895,453.43 and 1,999,176.80

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Solution

The fourth proportional to 3,547,663.11, 4,895,453.43 and 1,999,176.80 is: 2,758,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,663.11 : 4,895,453.43 = 1,999,176.80 : x
  2. Step 2: Convert to fraction form
    3,547,663.11/4,895,453.43 = 1,999,176.80/x
  3. Step 3: Cross multiply
    3,547,663.11x = 4,895,453.43 × 1,999,176.80
  4. Step 4: Simplify right side
    3,547,663.11x = 9,786,876,898,259.16
  5. Step 5: Solve for x
    x = 9,786,876,898,259.16/3,547,663.11
  6. Step 6: Final answer
    x = 2,758,682.71

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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.