Home / 2,991,692.92-4,485,041.34-1,393,433.32

Finding the Fourth Proportional to 2,991,692.92, 4,485,041.34 and 1,393,433.32

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Solution

The fourth proportional to 2,991,692.92, 4,485,041.34 and 1,393,433.32 is: 2,088,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,692.92 : 4,485,041.34 = 1,393,433.32 : x
  2. Step 2: Convert to fraction form
    2,991,692.92/4,485,041.34 = 1,393,433.32/x
  3. Step 3: Cross multiply
    2,991,692.92x = 4,485,041.34 × 1,393,433.32
  4. Step 4: Simplify right side
    2,991,692.92x = 6,249,606,044,733.45
  5. Step 5: Solve for x
    x = 6,249,606,044,733.45/2,991,692.92
  6. Step 6: Final answer
    x = 2,088,986.47

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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.