Home / 3,036,873.48-4,190,720.94-1,678,659

Finding the Fourth Proportional to 3,036,873.48, 4,190,720.94 and 1,678,659

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Solution

The fourth proportional to 3,036,873.48, 4,190,720.94 and 1,678,659 is: 2,316,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,873.48 : 4,190,720.94 = 1,678,659 : x
  2. Step 2: Convert to fraction form
    3,036,873.48/4,190,720.94 = 1,678,659/x
  3. Step 3: Cross multiply
    3,036,873.48x = 4,190,720.94 × 1,678,659
  4. Step 4: Simplify right side
    3,036,873.48x = 7,034,791,422,419.46
  5. Step 5: Solve for x
    x = 7,034,791,422,419.46/3,036,873.48
  6. Step 6: Final answer
    x = 2,316,458.51

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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.