Home / 4,920,763.60-7,381,145.40-2,768,427.55

Finding the Fourth Proportional to 4,920,763.60, 7,381,145.40 and 2,768,427.55

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Solution

The fourth proportional to 4,920,763.60, 7,381,145.40 and 2,768,427.55 is: 4,152,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,763.60 : 7,381,145.40 = 2,768,427.55 : x
  2. Step 2: Convert to fraction form
    4,920,763.60/7,381,145.40 = 2,768,427.55/x
  3. Step 3: Cross multiply
    4,920,763.60x = 7,381,145.40 × 2,768,427.55
  4. Step 4: Simplify right side
    4,920,763.60x = 20,434,166,275,915.77
  5. Step 5: Solve for x
    x = 20,434,166,275,915.77/4,920,763.60
  6. Step 6: Final answer
    x = 4,152,641.33

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Double scale
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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.