Home / 2,326,971.12-3,490,533-643,933.68

Finding the Fourth Proportional to 2,326,971.12, 3,490,533 and 643,933.68

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Solution

The fourth proportional to 2,326,971.12, 3,490,533 and 643,933.68 is: 965,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,971.12 : 3,490,533 = 643,933.68 : x
  2. Step 2: Convert to fraction form
    2,326,971.12/3,490,533 = 643,933.68/x
  3. Step 3: Cross multiply
    2,326,971.12x = 3,490,533 × 643,933.68
  4. Step 4: Simplify right side
    2,326,971.12x = 2,247,671,759,851.44
  5. Step 5: Solve for x
    x = 2,247,671,759,851.44/2,326,971.12
  6. Step 6: Final answer
    x = 965,921.64

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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.