Home / 1,714,831.50-2,366,296.89-989,912.76

Finding the Fourth Proportional to 1,714,831.50, 2,366,296.89 and 989,912.76

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Solution

The fourth proportional to 1,714,831.50, 2,366,296.89 and 989,912.76 is: 1,365,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,831.50 : 2,366,296.89 = 989,912.76 : x
  2. Step 2: Convert to fraction form
    1,714,831.50/2,366,296.89 = 989,912.76/x
  3. Step 3: Cross multiply
    1,714,831.50x = 2,366,296.89 × 989,912.76
  4. Step 4: Simplify right side
    1,714,831.50x = 2,342,427,485,359.32
  5. Step 5: Solve for x
    x = 2,342,427,485,359.32/1,714,831.50
  6. Step 6: Final answer
    x = 1,365,981.14

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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.