Home / 1,376,038.80-2,060,947.80-816,166.80

Finding the Fourth Proportional to 1,376,038.80, 2,060,947.80 and 816,166.80

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Solution

The fourth proportional to 1,376,038.80, 2,060,947.80 and 816,166.80 is: 1,222,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,038.80 : 2,060,947.80 = 816,166.80 : x
  2. Step 2: Convert to fraction form
    1,376,038.80/2,060,947.80 = 816,166.80/x
  3. Step 3: Cross multiply
    1,376,038.80x = 2,060,947.80 × 816,166.80
  4. Step 4: Simplify right side
    1,376,038.80x = 1,682,077,170,893.04
  5. Step 5: Solve for x
    x = 1,682,077,170,893.04/1,376,038.80
  6. Step 6: Final answer
    x = 1,222,405.34

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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.