Home / 1,762,077.70-2,643,116.55-1,202,205.70

Finding the Fourth Proportional to 1,762,077.70, 2,643,116.55 and 1,202,205.70

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Solution

The fourth proportional to 1,762,077.70, 2,643,116.55 and 1,202,205.70 is: 1,803,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,077.70 : 2,643,116.55 = 1,202,205.70 : x
  2. Step 2: Convert to fraction form
    1,762,077.70/2,643,116.55 = 1,202,205.70/x
  3. Step 3: Cross multiply
    1,762,077.70x = 2,643,116.55 × 1,202,205.70
  4. Step 4: Simplify right side
    1,762,077.70x = 3,177,569,782,174.33
  5. Step 5: Solve for x
    x = 3,177,569,782,174.33/1,762,077.70
  6. Step 6: Final answer
    x = 1,803,308.55

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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.