Home / 1,186,451.91-1,637,447.45-670,227.57

Finding the Fourth Proportional to 1,186,451.91, 1,637,447.45 and 670,227.57

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Solution

The fourth proportional to 1,186,451.91, 1,637,447.45 and 670,227.57 is: 924,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,451.91 : 1,637,447.45 = 670,227.57 : x
  2. Step 2: Convert to fraction form
    1,186,451.91/1,637,447.45 = 670,227.57/x
  3. Step 3: Cross multiply
    1,186,451.91x = 1,637,447.45 × 670,227.57
  4. Step 4: Simplify right side
    1,186,451.91x = 1,097,462,422,065.06
  5. Step 5: Solve for x
    x = 1,097,462,422,065.06/1,186,451.91
  6. Step 6: Final answer
    x = 924,995.28

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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.