Home / 1,141,814.80-1,575,723.36-625,561.12

Finding the Fourth Proportional to 1,141,814.80, 1,575,723.36 and 625,561.12

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Solution

The fourth proportional to 1,141,814.80, 1,575,723.36 and 625,561.12 is: 863,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,814.80 : 1,575,723.36 = 625,561.12 : x
  2. Step 2: Convert to fraction form
    1,141,814.80/1,575,723.36 = 625,561.12/x
  3. Step 3: Cross multiply
    1,141,814.80x = 1,575,723.36 × 625,561.12
  4. Step 4: Simplify right side
    1,141,814.80x = 985,711,269,891.76
  5. Step 5: Solve for x
    x = 985,711,269,891.76/1,141,814.80
  6. Step 6: Final answer
    x = 863,284.72

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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.