Home / 2,510,979-3,768,127.38-1,181,386.68

Finding the Fourth Proportional to 2,510,979, 3,768,127.38 and 1,181,386.68

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Solution

The fourth proportional to 2,510,979, 3,768,127.38 and 1,181,386.68 is: 1,772,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,979 : 3,768,127.38 = 1,181,386.68 : x
  2. Step 2: Convert to fraction form
    2,510,979/3,768,127.38 = 1,181,386.68/x
  3. Step 3: Cross multiply
    2,510,979x = 3,768,127.38 × 1,181,386.68
  4. Step 4: Simplify right side
    2,510,979x = 4,451,615,495,275.30
  5. Step 5: Solve for x
    x = 4,451,615,495,275.30/2,510,979
  6. Step 6: Final answer
    x = 1,772,860.50

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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.