Home / 1,711,856.21-2,362,332.60-947,893.37

Finding the Fourth Proportional to 1,711,856.21, 2,362,332.60 and 947,893.37

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Solution

The fourth proportional to 1,711,856.21, 2,362,332.60 and 947,893.37 is: 1,308,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,856.21 : 2,362,332.60 = 947,893.37 : x
  2. Step 2: Convert to fraction form
    1,711,856.21/2,362,332.60 = 947,893.37/x
  3. Step 3: Cross multiply
    1,711,856.21x = 2,362,332.60 × 947,893.37
  4. Step 4: Simplify right side
    1,711,856.21x = 2,239,239,397,463.20
  5. Step 5: Solve for x
    x = 2,239,239,397,463.20/1,711,856.21
  6. Step 6: Final answer
    x = 1,308,076.81

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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.