Home / 2,824,403.60-4,236,605.40-930,688.40

Finding the Fourth Proportional to 2,824,403.60, 4,236,605.40 and 930,688.40

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Solution

The fourth proportional to 2,824,403.60, 4,236,605.40 and 930,688.40 is: 1,396,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,403.60 : 4,236,605.40 = 930,688.40 : x
  2. Step 2: Convert to fraction form
    2,824,403.60/4,236,605.40 = 930,688.40/x
  3. Step 3: Cross multiply
    2,824,403.60x = 4,236,605.40 × 930,688.40
  4. Step 4: Simplify right side
    2,824,403.60x = 3,942,959,501,157.36
  5. Step 5: Solve for x
    x = 3,942,959,501,157.36/2,824,403.60
  6. Step 6: Final answer
    x = 1,396,032.60

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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.