Home / 2,326,688.40-3,490,110.40-643,650.96

Finding the Fourth Proportional to 2,326,688.40, 3,490,110.40 and 643,650.96

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Solution

The fourth proportional to 2,326,688.40, 3,490,110.40 and 643,650.96 is: 965,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,326,688.40 : 3,490,110.40 = 643,650.96 : x
  2. Step 2: Convert to fraction form
    2,326,688.40/3,490,110.40 = 643,650.96/x
  3. Step 3: Cross multiply
    2,326,688.40x = 3,490,110.40 × 643,650.96
  4. Step 4: Simplify right side
    2,326,688.40x = 2,246,412,909,465.98
  5. Step 5: Solve for x
    x = 2,246,412,909,465.98/2,326,688.40
  6. Step 6: Final answer
    x = 965,497.96

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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.