Home / 1,947,618.32-2,921,339.82-1,308,191.46

Finding the Fourth Proportional to 1,947,618.32, 2,921,339.82 and 1,308,191.46

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Solution

The fourth proportional to 1,947,618.32, 2,921,339.82 and 1,308,191.46 is: 1,962,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,618.32 : 2,921,339.82 = 1,308,191.46 : x
  2. Step 2: Convert to fraction form
    1,947,618.32/2,921,339.82 = 1,308,191.46/x
  3. Step 3: Cross multiply
    1,947,618.32x = 2,921,339.82 × 1,308,191.46
  4. Step 4: Simplify right side
    1,947,618.32x = 3,821,671,804,281.94
  5. Step 5: Solve for x
    x = 3,821,671,804,281.94/1,947,618.32
  6. Step 6: Final answer
    x = 1,962,228.31

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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.