Home / 2,690,331.60-4,035,497.40-1,007,216.40

Finding the Fourth Proportional to 2,690,331.60, 4,035,497.40 and 1,007,216.40

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Solution

The fourth proportional to 2,690,331.60, 4,035,497.40 and 1,007,216.40 is: 1,510,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,331.60 : 4,035,497.40 = 1,007,216.40 : x
  2. Step 2: Convert to fraction form
    2,690,331.60/4,035,497.40 = 1,007,216.40/x
  3. Step 3: Cross multiply
    2,690,331.60x = 4,035,497.40 × 1,007,216.40
  4. Step 4: Simplify right side
    2,690,331.60x = 4,064,619,163,437.36
  5. Step 5: Solve for x
    x = 4,064,619,163,437.36/2,690,331.60
  6. Step 6: Final answer
    x = 1,510,824.60

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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.