Home / 3,161,831.71-4,739,841.36-1,139,580.70

Finding the Fourth Proportional to 3,161,831.71, 4,739,841.36 and 1,139,580.70

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Solution

The fourth proportional to 3,161,831.71, 4,739,841.36 and 1,139,580.70 is: 1,708,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,831.71 : 4,739,841.36 = 1,139,580.70 : x
  2. Step 2: Convert to fraction form
    3,161,831.71/4,739,841.36 = 1,139,580.70/x
  3. Step 3: Cross multiply
    3,161,831.71x = 4,739,841.36 × 1,139,580.70
  4. Step 4: Simplify right side
    3,161,831.71x = 5,401,431,723,068.15
  5. Step 5: Solve for x
    x = 5,401,431,723,068.15/3,161,831.71
  6. Step 6: Final answer
    x = 1,708,323.60

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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.