Home / 1,721,227.86-2,576,794.68-1,207,111.14

Finding the Fourth Proportional to 1,721,227.86, 2,576,794.68 and 1,207,111.14

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Solution

The fourth proportional to 1,721,227.86, 2,576,794.68 and 1,207,111.14 is: 1,807,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,227.86 : 2,576,794.68 = 1,207,111.14 : x
  2. Step 2: Convert to fraction form
    1,721,227.86/2,576,794.68 = 1,207,111.14/x
  3. Step 3: Cross multiply
    1,721,227.86x = 2,576,794.68 × 1,207,111.14
  4. Step 4: Simplify right side
    1,721,227.86x = 3,110,477,563,720.74
  5. Step 5: Solve for x
    x = 3,110,477,563,720.74/1,721,227.86
  6. Step 6: Final answer
    x = 1,807,127.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.