Home / 2,577,472.02-3,866,907.87-780,415.74

Finding the Fourth Proportional to 2,577,472.02, 3,866,907.87 and 780,415.74

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Solution

The fourth proportional to 2,577,472.02, 3,866,907.87 and 780,415.74 is: 1,170,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,472.02 : 3,866,907.87 = 780,415.74 : x
  2. Step 2: Convert to fraction form
    2,577,472.02/3,866,907.87 = 780,415.74/x
  3. Step 3: Cross multiply
    2,577,472.02x = 3,866,907.87 × 780,415.74
  4. Step 4: Simplify right side
    2,577,472.02x = 3,017,795,766,877.87
  5. Step 5: Solve for x
    x = 3,017,795,766,877.87/2,577,472.02
  6. Step 6: Final answer
    x = 1,170,835.51

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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.