Home / 2,947,470.60-4,067,467.74-1,658,307.90

Finding the Fourth Proportional to 2,947,470.60, 4,067,467.74 and 1,658,307.90

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Solution

The fourth proportional to 2,947,470.60, 4,067,467.74 and 1,658,307.90 is: 2,288,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,470.60 : 4,067,467.74 = 1,658,307.90 : x
  2. Step 2: Convert to fraction form
    2,947,470.60/4,067,467.74 = 1,658,307.90/x
  3. Step 3: Cross multiply
    2,947,470.60x = 4,067,467.74 × 1,658,307.90
  4. Step 4: Simplify right side
    2,947,470.60x = 6,745,113,886,237.15
  5. Step 5: Solve for x
    x = 6,745,113,886,237.15/2,947,470.60
  6. Step 6: Final answer
    x = 2,288,441.45

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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.