Home / 1,065,861.45-1,470,870.97-582,415.45

Finding the Fourth Proportional to 1,065,861.45, 1,470,870.97 and 582,415.45

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Solution

The fourth proportional to 1,065,861.45, 1,470,870.97 and 582,415.45 is: 803,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,861.45 : 1,470,870.97 = 582,415.45 : x
  2. Step 2: Convert to fraction form
    1,065,861.45/1,470,870.97 = 582,415.45/x
  3. Step 3: Cross multiply
    1,065,861.45x = 1,470,870.97 × 582,415.45
  4. Step 4: Simplify right side
    1,065,861.45x = 856,657,972,751.27
  5. Step 5: Solve for x
    x = 856,657,972,751.27/1,065,861.45
  6. Step 6: Final answer
    x = 803,723.57

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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.