Home / 3,163,499.80-4,746,058.89-919,637.80

Finding the Fourth Proportional to 3,163,499.80, 4,746,058.89 and 919,637.80

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Solution

The fourth proportional to 3,163,499.80, 4,746,058.89 and 919,637.80 is: 1,379,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,499.80 : 4,746,058.89 = 919,637.80 : x
  2. Step 2: Convert to fraction form
    3,163,499.80/4,746,058.89 = 919,637.80/x
  3. Step 3: Cross multiply
    3,163,499.80x = 4,746,058.89 × 919,637.80
  4. Step 4: Simplify right side
    3,163,499.80x = 4,364,655,156,270.04
  5. Step 5: Solve for x
    x = 4,364,655,156,270.04/3,163,499.80
  6. Step 6: Final answer
    x = 1,379,691.93

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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.