Home / 1,885,715.82-2,602,562.08-1,058,882.20

Finding the Fourth Proportional to 1,885,715.82, 2,602,562.08 and 1,058,882.20

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Solution

The fourth proportional to 1,885,715.82, 2,602,562.08 and 1,058,882.20 is: 1,461,411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,715.82 : 2,602,562.08 = 1,058,882.20 : x
  2. Step 2: Convert to fraction form
    1,885,715.82/2,602,562.08 = 1,058,882.20/x
  3. Step 3: Cross multiply
    1,885,715.82x = 2,602,562.08 × 1,058,882.20
  4. Step 4: Simplify right side
    1,885,715.82x = 2,755,806,660,906.98
  5. Step 5: Solve for x
    x = 2,755,806,660,906.98/1,885,715.82
  6. Step 6: Final answer
    x = 1,461,411.43

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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.