Home / 1,065,905.70-1,470,969.11-582,491.22

Finding the Fourth Proportional to 1,065,905.70, 1,470,969.11 and 582,491.22

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Solution

The fourth proportional to 1,065,905.70, 1,470,969.11 and 582,491.22 is: 803,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,905.70 : 1,470,969.11 = 582,491.22 : x
  2. Step 2: Convert to fraction form
    1,065,905.70/1,470,969.11 = 582,491.22/x
  3. Step 3: Cross multiply
    1,065,905.70x = 1,470,969.11 × 582,491.22
  4. Step 4: Simplify right side
    1,065,905.70x = 856,826,588,553.76
  5. Step 5: Solve for x
    x = 856,826,588,553.76/1,065,905.70
  6. Step 6: Final answer
    x = 803,848.40

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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.