Home / 1,711,784.43-2,362,233.65-947,821.59

Finding the Fourth Proportional to 1,711,784.43, 2,362,233.65 and 947,821.59

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Solution

The fourth proportional to 1,711,784.43, 2,362,233.65 and 947,821.59 is: 1,307,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,784.43 : 2,362,233.65 = 947,821.59 : x
  2. Step 2: Convert to fraction form
    1,711,784.43/2,362,233.65 = 947,821.59/x
  3. Step 3: Cross multiply
    1,711,784.43x = 2,362,233.65 × 947,821.59
  4. Step 4: Simplify right side
    1,711,784.43x = 2,238,976,049,355.40
  5. Step 5: Solve for x
    x = 2,238,976,049,355.40/1,711,784.43
  6. Step 6: Final answer
    x = 1,307,977.81

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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.