Home / 4,920,800.40-7,381,200.60-2,768,464.35

Finding the Fourth Proportional to 4,920,800.40, 7,381,200.60 and 2,768,464.35

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Solution

The fourth proportional to 4,920,800.40, 7,381,200.60 and 2,768,464.35 is: 4,152,696.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,800.40 : 7,381,200.60 = 2,768,464.35 : x
  2. Step 2: Convert to fraction form
    4,920,800.40/7,381,200.60 = 2,768,464.35/x
  3. Step 3: Cross multiply
    4,920,800.40x = 7,381,200.60 × 2,768,464.35
  4. Step 4: Simplify right side
    4,920,800.40x = 20,434,590,721,298.61
  5. Step 5: Solve for x
    x = 20,434,590,721,298.61/4,920,800.40
  6. Step 6: Final answer
    x = 4,152,696.53

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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.