Home / 2,864,219.85-3,952,651.65-1,575,069.21

Finding the Fourth Proportional to 2,864,219.85, 3,952,651.65 and 1,575,069.21

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Solution

The fourth proportional to 2,864,219.85, 3,952,651.65 and 1,575,069.21 is: 2,173,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,219.85 : 3,952,651.65 = 1,575,069.21 : x
  2. Step 2: Convert to fraction form
    2,864,219.85/3,952,651.65 = 1,575,069.21/x
  3. Step 3: Cross multiply
    2,864,219.85x = 3,952,651.65 × 1,575,069.21
  4. Step 4: Simplify right side
    2,864,219.85x = 6,225,699,911,770.70
  5. Step 5: Solve for x
    x = 6,225,699,911,770.70/2,864,219.85
  6. Step 6: Final answer
    x = 2,173,611.05

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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.