Home / 4,608,030.80-6,912,046.20-2,920,120.40

Finding the Fourth Proportional to 4,608,030.80, 6,912,046.20 and 2,920,120.40

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Solution

The fourth proportional to 4,608,030.80, 6,912,046.20 and 2,920,120.40 is: 4,380,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608,030.80 : 6,912,046.20 = 2,920,120.40 : x
  2. Step 2: Convert to fraction form
    4,608,030.80/6,912,046.20 = 2,920,120.40/x
  3. Step 3: Cross multiply
    4,608,030.80x = 6,912,046.20 × 2,920,120.40
  4. Step 4: Simplify right side
    4,608,030.80x = 20,184,007,114,362.48
  5. Step 5: Solve for x
    x = 20,184,007,114,362.48/4,608,030.80
  6. Step 6: Final answer
    x = 4,380,180.60

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1.5x scale

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.