Home / 1,711,124.60-2,361,351.96-947,178.16

Finding the Fourth Proportional to 1,711,124.60, 2,361,351.96 and 947,178.16

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Solution

The fourth proportional to 1,711,124.60, 2,361,351.96 and 947,178.16 is: 1,307,105.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,124.60 : 2,361,351.96 = 947,178.16 : x
  2. Step 2: Convert to fraction form
    1,711,124.60/2,361,351.96 = 947,178.16/x
  3. Step 3: Cross multiply
    1,711,124.60x = 2,361,351.96 × 947,178.16
  4. Step 4: Simplify right side
    1,711,124.60x = 2,236,621,004,585.19
  5. Step 5: Solve for x
    x = 2,236,621,004,585.19/1,711,124.60
  6. Step 6: Final answer
    x = 1,307,105.87

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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.