Home / 3,048,831.20-4,570,330.80-1,129,228.40

Finding the Fourth Proportional to 3,048,831.20, 4,570,330.80 and 1,129,228.40

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Solution

The fourth proportional to 3,048,831.20, 4,570,330.80 and 1,129,228.40 is: 1,692,762.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048,831.20 : 4,570,330.80 = 1,129,228.40 : x
  2. Step 2: Convert to fraction form
    3,048,831.20/4,570,330.80 = 1,129,228.40/x
  3. Step 3: Cross multiply
    3,048,831.20x = 4,570,330.80 × 1,129,228.40
  4. Step 4: Simplify right side
    3,048,831.20x = 5,160,947,336,754.72
  5. Step 5: Solve for x
    x = 5,160,947,336,754.72/3,048,831.20
  6. Step 6: Final answer
    x = 1,692,762.57

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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.