Home / 1,143,744.61-1,715,395.48-385,506.24

Finding the Fourth Proportional to 1,143,744.61, 1,715,395.48 and 385,506.24

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Solution

The fourth proportional to 1,143,744.61, 1,715,395.48 and 385,506.24 is: 578,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,744.61 : 1,715,395.48 = 385,506.24 : x
  2. Step 2: Convert to fraction form
    1,143,744.61/1,715,395.48 = 385,506.24/x
  3. Step 3: Cross multiply
    1,143,744.61x = 1,715,395.48 × 385,506.24
  4. Step 4: Simplify right side
    1,143,744.61x = 661,295,661,607.80
  5. Step 5: Solve for x
    x = 661,295,661,607.80/1,143,744.61
  6. Step 6: Final answer
    x = 578,184.72

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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.