Home / 1,158,057.48-1,598,183.05-641,800.63

Finding the Fourth Proportional to 1,158,057.48, 1,598,183.05 and 641,800.63

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Solution

The fourth proportional to 1,158,057.48, 1,598,183.05 and 641,800.63 is: 885,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,057.48 : 1,598,183.05 = 641,800.63 : x
  2. Step 2: Convert to fraction form
    1,158,057.48/1,598,183.05 = 641,800.63/x
  3. Step 3: Cross multiply
    1,158,057.48x = 1,598,183.05 × 641,800.63
  4. Step 4: Simplify right side
    1,158,057.48x = 1,025,714,880,354.41
  5. Step 5: Solve for x
    x = 1,025,714,880,354.41/1,158,057.48
  6. Step 6: Final answer
    x = 885,720.18

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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.