Home / 3,137,601.25-4,705,782.15-862,538.62

Finding the Fourth Proportional to 3,137,601.25, 4,705,782.15 and 862,538.62

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Solution

The fourth proportional to 3,137,601.25, 4,705,782.15 and 862,538.62 is: 1,293,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,601.25 : 4,705,782.15 = 862,538.62 : x
  2. Step 2: Convert to fraction form
    3,137,601.25/4,705,782.15 = 862,538.62/x
  3. Step 3: Cross multiply
    3,137,601.25x = 4,705,782.15 × 862,538.62
  4. Step 4: Simplify right side
    3,137,601.25x = 4,058,918,841,681.63
  5. Step 5: Solve for x
    x = 4,058,918,841,681.63/3,137,601.25
  6. Step 6: Final answer
    x = 1,293,637.57

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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.