Home / 2,487,621.07-3,732,329.40-868,628.53

Finding the Fourth Proportional to 2,487,621.07, 3,732,329.40 and 868,628.53

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Solution

The fourth proportional to 2,487,621.07, 3,732,329.40 and 868,628.53 is: 1,303,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,621.07 : 3,732,329.40 = 868,628.53 : x
  2. Step 2: Convert to fraction form
    2,487,621.07/3,732,329.40 = 868,628.53/x
  3. Step 3: Cross multiply
    2,487,621.07x = 3,732,329.40 × 868,628.53
  4. Step 4: Simplify right side
    2,487,621.07x = 3,242,007,800,197.78
  5. Step 5: Solve for x
    x = 3,242,007,800,197.78/2,487,621.07
  6. Step 6: Final answer
    x = 1,303,256.29

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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.