Home / 2,700,980.69-4,046,972.57-1,900,580.46

Finding the Fourth Proportional to 2,700,980.69, 4,046,972.57 and 1,900,580.46

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Solution

The fourth proportional to 2,700,980.69, 4,046,972.57 and 1,900,580.46 is: 2,847,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,980.69 : 4,046,972.57 = 1,900,580.46 : x
  2. Step 2: Convert to fraction form
    2,700,980.69/4,046,972.57 = 1,900,580.46/x
  3. Step 3: Cross multiply
    2,700,980.69x = 4,046,972.57 × 1,900,580.46
  4. Step 4: Simplify right side
    2,700,980.69x = 7,691,596,981,836.87
  5. Step 5: Solve for x
    x = 7,691,596,981,836.87/2,700,980.69
  6. Step 6: Final answer
    x = 2,847,705.28

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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.