Home / 3,603,582.13-4,972,943.66-1,971,989.41

Finding the Fourth Proportional to 3,603,582.13, 4,972,943.66 and 1,971,989.41

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Solution

The fourth proportional to 3,603,582.13, 4,972,943.66 and 1,971,989.41 is: 2,721,345.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,582.13 : 4,972,943.66 = 1,971,989.41 : x
  2. Step 2: Convert to fraction form
    3,603,582.13/4,972,943.66 = 1,971,989.41/x
  3. Step 3: Cross multiply
    3,603,582.13x = 4,972,943.66 × 1,971,989.41
  4. Step 4: Simplify right side
    3,603,582.13x = 9,806,592,214,111.90
  5. Step 5: Solve for x
    x = 9,806,592,214,111.90/3,603,582.13
  6. Step 6: Final answer
    x = 2,721,345.56

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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.