Home / 2,326,677.65-3,490,094.24-643,640.21

Finding the Fourth Proportional to 2,326,677.65, 3,490,094.24 and 643,640.21

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Solution

The fourth proportional to 2,326,677.65, 3,490,094.24 and 643,640.21 is: 965,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,677.65 : 3,490,094.24 = 643,640.21 : x
  2. Step 2: Convert to fraction form
    2,326,677.65/3,490,094.24 = 643,640.21/x
  3. Step 3: Cross multiply
    2,326,677.65x = 3,490,094.24 × 643,640.21
  4. Step 4: Simplify right side
    2,326,677.65x = 2,246,364,986,335.19
  5. Step 5: Solve for x
    x = 2,246,364,986,335.19/2,326,677.65
  6. Step 6: Final answer
    x = 965,481.83

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1.5x scale

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.