Home / 2,326,854.87-3,490,340.63-643,972.95

Finding the Fourth Proportional to 2,326,854.87, 3,490,340.63 and 643,972.95

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Solution

The fourth proportional to 2,326,854.87, 3,490,340.63 and 643,972.95 is: 965,975.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,854.87 : 3,490,340.63 = 643,972.95 : x
  2. Step 2: Convert to fraction form
    2,326,854.87/3,490,340.63 = 643,972.95/x
  3. Step 3: Cross multiply
    2,326,854.87x = 3,490,340.63 × 643,972.95
  4. Step 4: Simplify right side
    2,326,854.87x = 2,247,684,948,786.09
  5. Step 5: Solve for x
    x = 2,247,684,948,786.09/2,326,854.87
  6. Step 6: Final answer
    x = 965,975.57

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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.