Home / 1,065,858.45-1,470,866.85-582,412.47

Finding the Fourth Proportional to 1,065,858.45, 1,470,866.85 and 582,412.47

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Solution

The fourth proportional to 1,065,858.45, 1,470,866.85 and 582,412.47 is: 803,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,858.45 : 1,470,866.85 = 582,412.47 : x
  2. Step 2: Convert to fraction form
    1,065,858.45/1,470,866.85 = 582,412.47/x
  3. Step 3: Cross multiply
    1,065,858.45x = 1,470,866.85 × 582,412.47
  4. Step 4: Simplify right side
    1,065,858.45x = 856,651,195,149.62
  5. Step 5: Solve for x
    x = 856,651,195,149.62/1,065,858.45
  6. Step 6: Final answer
    x = 803,719.48

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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.