Home / 1,147,899.70-1,720,707-548,159.74

Finding the Fourth Proportional to 1,147,899.70, 1,720,707 and 548,159.74

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Solution

The fourth proportional to 1,147,899.70, 1,720,707 and 548,159.74 is: 821,694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,899.70 : 1,720,707 = 548,159.74 : x
  2. Step 2: Convert to fraction form
    1,147,899.70/1,720,707 = 548,159.74/x
  3. Step 3: Cross multiply
    1,147,899.70x = 1,720,707 × 548,159.74
  4. Step 4: Simplify right side
    1,147,899.70x = 943,222,301,736.18
  5. Step 5: Solve for x
    x = 943,222,301,736.18/1,147,899.70
  6. Step 6: Final answer
    x = 821,694.00

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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.