Home / 3,400,320.24-4,692,441.48-1,872,423.60

Finding the Fourth Proportional to 3,400,320.24, 4,692,441.48 and 1,872,423.60

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Solution

The fourth proportional to 3,400,320.24, 4,692,441.48 and 1,872,423.60 is: 2,583,944.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,320.24 : 4,692,441.48 = 1,872,423.60 : x
  2. Step 2: Convert to fraction form
    3,400,320.24/4,692,441.48 = 1,872,423.60/x
  3. Step 3: Cross multiply
    3,400,320.24x = 4,692,441.48 × 1,872,423.60
  4. Step 4: Simplify right side
    3,400,320.24x = 8,786,238,168,770.93
  5. Step 5: Solve for x
    x = 8,786,238,168,770.93/3,400,320.24
  6. Step 6: Final answer
    x = 2,583,944.32

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1.5x scale

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.