Home / 1,899,057.42-2,847,153.51-618,900.45

Finding the Fourth Proportional to 1,899,057.42, 2,847,153.51 and 618,900.45

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Solution

The fourth proportional to 1,899,057.42, 2,847,153.51 and 618,900.45 is: 927,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,057.42 : 2,847,153.51 = 618,900.45 : x
  2. Step 2: Convert to fraction form
    1,899,057.42/2,847,153.51 = 618,900.45/x
  3. Step 3: Cross multiply
    1,899,057.42x = 2,847,153.51 × 618,900.45
  4. Step 4: Simplify right side
    1,899,057.42x = 1,762,104,577,881.25
  5. Step 5: Solve for x
    x = 1,762,104,577,881.25/1,899,057.42
  6. Step 6: Final answer
    x = 927,883.78

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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.