Home / 1,123,661.90-1,685,542.08-325,024.18

Finding the Fourth Proportional to 1,123,661.90, 1,685,542.08 and 325,024.18

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Solution

The fourth proportional to 1,123,661.90, 1,685,542.08 and 325,024.18 is: 487,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,661.90 : 1,685,542.08 = 325,024.18 : x
  2. Step 2: Convert to fraction form
    1,123,661.90/1,685,542.08 = 325,024.18/x
  3. Step 3: Cross multiply
    1,123,661.90x = 1,685,542.08 × 325,024.18
  4. Step 4: Simplify right side
    1,123,661.90x = 547,841,932,407.49
  5. Step 5: Solve for x
    x = 547,841,932,407.49/1,123,661.90
  6. Step 6: Final answer
    x = 487,550.51

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1.5x scale

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.