Home / 1,995,901.80-2,993,852.70-859,208.55

Finding the Fourth Proportional to 1,995,901.80, 2,993,852.70 and 859,208.55

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Solution

The fourth proportional to 1,995,901.80, 2,993,852.70 and 859,208.55 is: 1,288,812.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,901.80 : 2,993,852.70 = 859,208.55 : x
  2. Step 2: Convert to fraction form
    1,995,901.80/2,993,852.70 = 859,208.55/x
  3. Step 3: Cross multiply
    1,995,901.80x = 2,993,852.70 × 859,208.55
  4. Step 4: Simplify right side
    1,995,901.80x = 2,572,343,837,280.59
  5. Step 5: Solve for x
    x = 2,572,343,837,280.59/1,995,901.80
  6. Step 6: Final answer
    x = 1,288,812.83

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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.