Home / 2,174,471.36-3,000,870.12-1,207,605.92

Finding the Fourth Proportional to 2,174,471.36, 3,000,870.12 and 1,207,605.92

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Solution

The fourth proportional to 2,174,471.36, 3,000,870.12 and 1,207,605.92 is: 1,666,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,471.36 : 3,000,870.12 = 1,207,605.92 : x
  2. Step 2: Convert to fraction form
    2,174,471.36/3,000,870.12 = 1,207,605.92/x
  3. Step 3: Cross multiply
    2,174,471.36x = 3,000,870.12 × 1,207,605.92
  4. Step 4: Simplify right side
    2,174,471.36x = 3,623,868,522,063.11
  5. Step 5: Solve for x
    x = 3,623,868,522,063.11/2,174,471.36
  6. Step 6: Final answer
    x = 1,666,551.51

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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.