Home / 1,918,014.54-2,877,495.41-570,171.43

Finding the Fourth Proportional to 1,918,014.54, 2,877,495.41 and 570,171.43

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Solution

The fourth proportional to 1,918,014.54, 2,877,495.41 and 570,171.43 is: 855,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,014.54 : 2,877,495.41 = 570,171.43 : x
  2. Step 2: Convert to fraction form
    1,918,014.54/2,877,495.41 = 570,171.43/x
  3. Step 3: Cross multiply
    1,918,014.54x = 2,877,495.41 × 570,171.43
  4. Step 4: Simplify right side
    1,918,014.54x = 1,640,665,672,738.14
  5. Step 5: Solve for x
    x = 1,640,665,672,738.14/1,918,014.54
  6. Step 6: Final answer
    x = 855,397.93

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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.