Home / 1,598,487.71-2,398,108.35-518,917.07

Finding the Fourth Proportional to 1,598,487.71, 2,398,108.35 and 518,917.07

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Solution

The fourth proportional to 1,598,487.71, 2,398,108.35 and 518,917.07 is: 778,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,487.71 : 2,398,108.35 = 518,917.07 : x
  2. Step 2: Convert to fraction form
    1,598,487.71/2,398,108.35 = 518,917.07/x
  3. Step 3: Cross multiply
    1,598,487.71x = 2,398,108.35 × 518,917.07
  4. Step 4: Simplify right side
    1,598,487.71x = 1,244,419,346,533.99
  5. Step 5: Solve for x
    x = 1,244,419,346,533.99/1,598,487.71
  6. Step 6: Final answer
    x = 778,497.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.