Home / 3,509,897.11-4,845,341.78-2,221,362.07

Finding the Fourth Proportional to 3,509,897.11, 4,845,341.78 and 2,221,362.07

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Solution

The fourth proportional to 3,509,897.11, 4,845,341.78 and 2,221,362.07 is: 3,066,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,897.11 : 4,845,341.78 = 2,221,362.07 : x
  2. Step 2: Convert to fraction form
    3,509,897.11/4,845,341.78 = 2,221,362.07/x
  3. Step 3: Cross multiply
    3,509,897.11x = 4,845,341.78 × 2,221,362.07
  4. Step 4: Simplify right side
    3,509,897.11x = 10,763,258,446,278.29
  5. Step 5: Solve for x
    x = 10,763,258,446,278.29/3,509,897.11
  6. Step 6: Final answer
    x = 3,066,545.29

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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.