Home / 1,919,058.88-2,878,085.94-570,858.52

Finding the Fourth Proportional to 1,919,058.88, 2,878,085.94 and 570,858.52

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Solution

The fourth proportional to 1,919,058.88, 2,878,085.94 and 570,858.52 is: 856,138.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,058.88 : 2,878,085.94 = 570,858.52 : x
  2. Step 2: Convert to fraction form
    1,919,058.88/2,878,085.94 = 570,858.52/x
  3. Step 3: Cross multiply
    1,919,058.88x = 2,878,085.94 × 570,858.52
  4. Step 4: Simplify right side
    1,919,058.88x = 1,642,979,880,141.21
  5. Step 5: Solve for x
    x = 1,642,979,880,141.21/1,919,058.88
  6. Step 6: Final answer
    x = 856,138.34

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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.