Home / 2,181,240.36-3,009,332.55-1,262,968.26

Finding the Fourth Proportional to 2,181,240.36, 3,009,332.55 and 1,262,968.26

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Solution

The fourth proportional to 2,181,240.36, 3,009,332.55 and 1,262,968.26 is: 1,742,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,240.36 : 3,009,332.55 = 1,262,968.26 : x
  2. Step 2: Convert to fraction form
    2,181,240.36/3,009,332.55 = 1,262,968.26/x
  3. Step 3: Cross multiply
    2,181,240.36x = 3,009,332.55 × 1,262,968.26
  4. Step 4: Simplify right side
    2,181,240.36x = 3,800,691,494,434.86
  5. Step 5: Solve for x
    x = 3,800,691,494,434.86/2,181,240.36
  6. Step 6: Final answer
    x = 1,742,445.06

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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.