Home / 1,076,381.89-1,612,603.72-508,232.23

Finding the Fourth Proportional to 1,076,381.89, 1,612,603.72 and 508,232.23

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Solution

The fourth proportional to 1,076,381.89, 1,612,603.72 and 508,232.23 is: 761,418.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,381.89 : 1,612,603.72 = 508,232.23 : x
  2. Step 2: Convert to fraction form
    1,076,381.89/1,612,603.72 = 508,232.23/x
  3. Step 3: Cross multiply
    1,076,381.89x = 1,612,603.72 × 508,232.23
  4. Step 4: Simplify right side
    1,076,381.89x = 819,577,184,721.90
  5. Step 5: Solve for x
    x = 819,577,184,721.90/1,076,381.89
  6. Step 6: Final answer
    x = 761,418.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.