Home / 1,899,311.40-2,849,114.75-551,496.15

Finding the Fourth Proportional to 1,899,311.40, 2,849,114.75 and 551,496.15

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Solution

The fourth proportional to 1,899,311.40, 2,849,114.75 and 551,496.15 is: 827,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,311.40 : 2,849,114.75 = 551,496.15 : x
  2. Step 2: Convert to fraction form
    1,899,311.40/2,849,114.75 = 551,496.15/x
  3. Step 3: Cross multiply
    1,899,311.40x = 2,849,114.75 × 551,496.15
  4. Step 4: Simplify right side
    1,899,311.40x = 1,571,275,812,775.73
  5. Step 5: Solve for x
    x = 1,571,275,812,775.73/1,899,311.40
  6. Step 6: Final answer
    x = 827,287.10

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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.