Home / 1,619,332.55-2,428,831.92-539,728.45

Finding the Fourth Proportional to 1,619,332.55, 2,428,831.92 and 539,728.45

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Solution

The fourth proportional to 1,619,332.55, 2,428,831.92 and 539,728.45 is: 809,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,332.55 : 2,428,831.92 = 539,728.45 : x
  2. Step 2: Convert to fraction form
    1,619,332.55/2,428,831.92 = 539,728.45/x
  3. Step 3: Cross multiply
    1,619,332.55x = 2,428,831.92 × 539,728.45
  4. Step 4: Simplify right side
    1,619,332.55x = 1,310,909,687,492.12
  5. Step 5: Solve for x
    x = 1,310,909,687,492.12/1,619,332.55
  6. Step 6: Final answer
    x = 809,537.05

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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.