Home / 2,980,307.52-4,470,608.16-850,705.20

Finding the Fourth Proportional to 2,980,307.52, 4,470,608.16 and 850,705.20

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Solution

The fourth proportional to 2,980,307.52, 4,470,608.16 and 850,705.20 is: 1,276,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,307.52 : 4,470,608.16 = 850,705.20 : x
  2. Step 2: Convert to fraction form
    2,980,307.52/4,470,608.16 = 850,705.20/x
  3. Step 3: Cross multiply
    2,980,307.52x = 4,470,608.16 × 850,705.20
  4. Step 4: Simplify right side
    2,980,307.52x = 3,803,169,608,874.43
  5. Step 5: Solve for x
    x = 3,803,169,608,874.43/2,980,307.52
  6. Step 6: Final answer
    x = 1,276,099.73

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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.