Home / 2,613,457.66-3,914,937.63-1,191,557.74

Finding the Fourth Proportional to 2,613,457.66, 3,914,937.63 and 1,191,557.74

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Solution

The fourth proportional to 2,613,457.66, 3,914,937.63 and 1,191,557.74 is: 1,784,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,457.66 : 3,914,937.63 = 1,191,557.74 : x
  2. Step 2: Convert to fraction form
    2,613,457.66/3,914,937.63 = 1,191,557.74/x
  3. Step 3: Cross multiply
    2,613,457.66x = 3,914,937.63 × 1,191,557.74
  4. Step 4: Simplify right side
    2,613,457.66x = 4,664,874,234,643.76
  5. Step 5: Solve for x
    x = 4,664,874,234,643.76/2,613,457.66
  6. Step 6: Final answer
    x = 1,784,943.49

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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.