Home / 1,782,077.76-2,673,241.52-717,124.80

Finding the Fourth Proportional to 1,782,077.76, 2,673,241.52 and 717,124.80

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Solution

The fourth proportional to 1,782,077.76, 2,673,241.52 and 717,124.80 is: 1,075,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,077.76 : 2,673,241.52 = 717,124.80 : x
  2. Step 2: Convert to fraction form
    1,782,077.76/2,673,241.52 = 717,124.80/x
  3. Step 3: Cross multiply
    1,782,077.76x = 2,673,241.52 × 717,124.80
  4. Step 4: Simplify right side
    1,782,077.76x = 1,917,047,790,381.70
  5. Step 5: Solve for x
    x = 1,917,047,790,381.70/1,782,077.76
  6. Step 6: Final answer
    x = 1,075,737.45

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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.