Home / 1,492,311.52-2,058,805.31-918,355.24

Finding the Fourth Proportional to 1,492,311.52, 2,058,805.31 and 918,355.24

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Solution

The fourth proportional to 1,492,311.52, 2,058,805.31 and 918,355.24 is: 1,266,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,311.52 : 2,058,805.31 = 918,355.24 : x
  2. Step 2: Convert to fraction form
    1,492,311.52/2,058,805.31 = 918,355.24/x
  3. Step 3: Cross multiply
    1,492,311.52x = 2,058,805.31 × 918,355.24
  4. Step 4: Simplify right side
    1,492,311.52x = 1,890,714,644,578.32
  5. Step 5: Solve for x
    x = 1,890,714,644,578.32/1,492,311.52
  6. Step 6: Final answer
    x = 1,266,970.48

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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.