Home / 2,856,830.88-3,942,415.47-1,567,692.81

Finding the Fourth Proportional to 2,856,830.88, 3,942,415.47 and 1,567,692.81

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Solution

The fourth proportional to 2,856,830.88, 3,942,415.47 and 1,567,692.81 is: 2,163,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,830.88 : 3,942,415.47 = 1,567,692.81 : x
  2. Step 2: Convert to fraction form
    2,856,830.88/3,942,415.47 = 1,567,692.81/x
  3. Step 3: Cross multiply
    2,856,830.88x = 3,942,415.47 × 1,567,692.81
  4. Step 4: Simplify right side
    2,856,830.88x = 6,180,496,386,351.77
  5. Step 5: Solve for x
    x = 6,180,496,386,351.77/2,856,830.88
  6. Step 6: Final answer
    x = 2,163,409.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.