Home / 1,065,890.18-1,470,865.74-582,359.06

Finding the Fourth Proportional to 1,065,890.18, 1,470,865.74 and 582,359.06

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Solution

The fourth proportional to 1,065,890.18, 1,470,865.74 and 582,359.06 is: 803,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,890.18 : 1,470,865.74 = 582,359.06 : x
  2. Step 2: Convert to fraction form
    1,065,890.18/1,470,865.74 = 582,359.06/x
  3. Step 3: Cross multiply
    1,065,890.18x = 1,470,865.74 × 582,359.06
  4. Step 4: Simplify right side
    1,065,890.18x = 856,571,982,378.28
  5. Step 5: Solve for x
    x = 856,571,982,378.28/1,065,890.18
  6. Step 6: Final answer
    x = 803,621.24

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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.