Home / 4,680,272.40-7,020,408.60-2,285,653.20

Finding the Fourth Proportional to 4,680,272.40, 7,020,408.60 and 2,285,653.20

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Solution

The fourth proportional to 4,680,272.40, 7,020,408.60 and 2,285,653.20 is: 3,428,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,272.40 : 7,020,408.60 = 2,285,653.20 : x
  2. Step 2: Convert to fraction form
    4,680,272.40/7,020,408.60 = 2,285,653.20/x
  3. Step 3: Cross multiply
    4,680,272.40x = 7,020,408.60 × 2,285,653.20
  4. Step 4: Simplify right side
    4,680,272.40x = 16,046,219,381,897.52
  5. Step 5: Solve for x
    x = 16,046,219,381,897.52/4,680,272.40
  6. Step 6: Final answer
    x = 3,428,479.80

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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.