Home / 2,385,639.32-3,578,791.61-766,457.25

Finding the Fourth Proportional to 2,385,639.32, 3,578,791.61 and 766,457.25

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Solution

The fourth proportional to 2,385,639.32, 3,578,791.61 and 766,457.25 is: 1,149,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,639.32 : 3,578,791.61 = 766,457.25 : x
  2. Step 2: Convert to fraction form
    2,385,639.32/3,578,791.61 = 766,457.25/x
  3. Step 3: Cross multiply
    2,385,639.32x = 3,578,791.61 × 766,457.25
  4. Step 4: Simplify right side
    2,385,639.32x = 2,742,990,771,891.39
  5. Step 5: Solve for x
    x = 2,742,990,771,891.39/2,385,639.32
  6. Step 6: Final answer
    x = 1,149,792.74

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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.