Home / 4,549,281.70-6,823,922.55-2,157,797.20

Finding the Fourth Proportional to 4,549,281.70, 6,823,922.55 and 2,157,797.20

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Solution

The fourth proportional to 4,549,281.70, 6,823,922.55 and 2,157,797.20 is: 3,236,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549,281.70 : 6,823,922.55 = 2,157,797.20 : x
  2. Step 2: Convert to fraction form
    4,549,281.70/6,823,922.55 = 2,157,797.20/x
  3. Step 3: Cross multiply
    4,549,281.70x = 6,823,922.55 × 2,157,797.20
  4. Step 4: Simplify right side
    4,549,281.70x = 14,724,640,971,406.86
  5. Step 5: Solve for x
    x = 14,724,640,971,406.86/4,549,281.70
  6. Step 6: Final answer
    x = 3,236,695.80

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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.