Home / 1,029,645.66-1,420,852.95-599,995.74

Finding the Fourth Proportional to 1,029,645.66, 1,420,852.95 and 599,995.74

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Solution

The fourth proportional to 1,029,645.66, 1,420,852.95 and 599,995.74 is: 827,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,645.66 : 1,420,852.95 = 599,995.74 : x
  2. Step 2: Convert to fraction form
    1,029,645.66/1,420,852.95 = 599,995.74/x
  3. Step 3: Cross multiply
    1,029,645.66x = 1,420,852.95 × 599,995.74
  4. Step 4: Simplify right side
    1,029,645.66x = 852,505,717,166.43
  5. Step 5: Solve for x
    x = 852,505,717,166.43/1,029,645.66
  6. Step 6: Final answer
    x = 827,960.29

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1.5x scale

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.