Home / 3,949,970.07-5,926,666.46-1,393,012.16

Finding the Fourth Proportional to 3,949,970.07, 5,926,666.46 and 1,393,012.16

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Solution

The fourth proportional to 3,949,970.07, 5,926,666.46 and 1,393,012.16 is: 2,090,121.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,970.07 : 5,926,666.46 = 1,393,012.16 : x
  2. Step 2: Convert to fraction form
    3,949,970.07/5,926,666.46 = 1,393,012.16/x
  3. Step 3: Cross multiply
    3,949,970.07x = 5,926,666.46 × 1,393,012.16
  4. Step 4: Simplify right side
    3,949,970.07x = 8,255,918,447,044.15
  5. Step 5: Solve for x
    x = 8,255,918,447,044.15/3,949,970.07
  6. Step 6: Final answer
    x = 2,090,121.77

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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.