Home / 4,812,378.74-6,641,084.27-2,636,904.23

Finding the Fourth Proportional to 4,812,378.74, 6,641,084.27 and 2,636,904.23

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Solution

The fourth proportional to 4,812,378.74, 6,641,084.27 and 2,636,904.23 is: 3,638,928.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,378.74 : 6,641,084.27 = 2,636,904.23 : x
  2. Step 2: Convert to fraction form
    4,812,378.74/6,641,084.27 = 2,636,904.23/x
  3. Step 3: Cross multiply
    4,812,378.74x = 6,641,084.27 × 2,636,904.23
  4. Step 4: Simplify right side
    4,812,378.74x = 17,511,903,190,164.94
  5. Step 5: Solve for x
    x = 17,511,903,190,164.94/4,812,378.74
  6. Step 6: Final answer
    x = 3,638,928.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.