Home / 3,588,389.48-4,952,014.50-1,978,815.08

Finding the Fourth Proportional to 3,588,389.48, 4,952,014.50 and 1,978,815.08

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Solution

The fourth proportional to 3,588,389.48, 4,952,014.50 and 1,978,815.08 is: 2,730,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588,389.48 : 4,952,014.50 = 1,978,815.08 : x
  2. Step 2: Convert to fraction form
    3,588,389.48/4,952,014.50 = 1,978,815.08/x
  3. Step 3: Cross multiply
    3,588,389.48x = 4,952,014.50 × 1,978,815.08
  4. Step 4: Simplify right side
    3,588,389.48x = 9,799,120,968,978.66
  5. Step 5: Solve for x
    x = 9,799,120,968,978.66/3,588,389.48
  6. Step 6: Final answer
    x = 2,730,785.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.