Home / 1,411,044.91-1,947,245.66-766,459.87

Finding the Fourth Proportional to 1,411,044.91, 1,947,245.66 and 766,459.87

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Solution

The fourth proportional to 1,411,044.91, 1,947,245.66 and 766,459.87 is: 1,057,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,044.91 : 1,947,245.66 = 766,459.87 : x
  2. Step 2: Convert to fraction form
    1,411,044.91/1,947,245.66 = 766,459.87/x
  3. Step 3: Cross multiply
    1,411,044.91x = 1,947,245.66 × 766,459.87
  4. Step 4: Simplify right side
    1,411,044.91x = 1,492,485,655,421.66
  5. Step 5: Solve for x
    x = 1,492,485,655,421.66/1,411,044.91
  6. Step 6: Final answer
    x = 1,057,716.62

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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.