Home / 1,492,327.40-2,058,827.22-918,371.12

Finding the Fourth Proportional to 1,492,327.40, 2,058,827.22 and 918,371.12

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Solution

The fourth proportional to 1,492,327.40, 2,058,827.22 and 918,371.12 is: 1,266,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,327.40 : 2,058,827.22 = 918,371.12 : x
  2. Step 2: Convert to fraction form
    1,492,327.40/2,058,827.22 = 918,371.12/x
  3. Step 3: Cross multiply
    1,492,327.40x = 2,058,827.22 × 918,371.12
  4. Step 4: Simplify right side
    1,492,327.40x = 1,890,767,449,623.75
  5. Step 5: Solve for x
    x = 1,890,767,449,623.75/1,492,327.40
  6. Step 6: Final answer
    x = 1,266,992.39

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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.