Home / 1,947,373.92-2,921,307.12-668,230.56

Finding the Fourth Proportional to 1,947,373.92, 2,921,307.12 and 668,230.56

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Solution

The fourth proportional to 1,947,373.92, 2,921,307.12 and 668,230.56 is: 1,002,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,373.92 : 2,921,307.12 = 668,230.56 : x
  2. Step 2: Convert to fraction form
    1,947,373.92/2,921,307.12 = 668,230.56/x
  3. Step 3: Cross multiply
    1,947,373.92x = 2,921,307.12 × 668,230.56
  4. Step 4: Simplify right side
    1,947,373.92x = 1,952,106,692,729.59
  5. Step 5: Solve for x
    x = 1,952,106,692,729.59/1,947,373.92
  6. Step 6: Final answer
    x = 1,002,430.34

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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.