Home / 3,403,155.04-5,104,831.56-1,272,832.72

Finding the Fourth Proportional to 3,403,155.04, 5,104,831.56 and 1,272,832.72

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Solution

The fourth proportional to 3,403,155.04, 5,104,831.56 and 1,272,832.72 is: 1,909,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,155.04 : 5,104,831.56 = 1,272,832.72 : x
  2. Step 2: Convert to fraction form
    3,403,155.04/5,104,831.56 = 1,272,832.72/x
  3. Step 3: Cross multiply
    3,403,155.04x = 5,104,831.56 × 1,272,832.72
  4. Step 4: Simplify right side
    3,403,155.04x = 6,497,596,639,656.64
  5. Step 5: Solve for x
    x = 6,497,596,639,656.64/3,403,155.04
  6. Step 6: Final answer
    x = 1,909,286.11

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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.