Home / 1,079,060.36-1,618,240.11-359,208.70

Finding the Fourth Proportional to 1,079,060.36, 1,618,240.11 and 359,208.70

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Solution

The fourth proportional to 1,079,060.36, 1,618,240.11 and 359,208.70 is: 538,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,060.36 : 1,618,240.11 = 359,208.70 : x
  2. Step 2: Convert to fraction form
    1,079,060.36/1,618,240.11 = 359,208.70/x
  3. Step 3: Cross multiply
    1,079,060.36x = 1,618,240.11 × 359,208.70
  4. Step 4: Simplify right side
    1,079,060.36x = 581,285,922,155.36
  5. Step 5: Solve for x
    x = 581,285,922,155.36/1,079,060.36
  6. Step 6: Final answer
    x = 538,696.39

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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.