Home / 863,634.90-1,191,874.47-501,058.83

Finding the Fourth Proportional to 863,634.90, 1,191,874.47 and 501,058.83

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Solution

The fourth proportional to 863,634.90, 1,191,874.47 and 501,058.83 is: 691,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,634.90 : 1,191,874.47 = 501,058.83 : x
  2. Step 2: Convert to fraction form
    863,634.90/1,191,874.47 = 501,058.83/x
  3. Step 3: Cross multiply
    863,634.90x = 1,191,874.47 × 501,058.83
  4. Step 4: Simplify right side
    863,634.90x = 597,199,227,445.07
  5. Step 5: Solve for x
    x = 597,199,227,445.07/863,634.90
  6. Step 6: Final answer
    x = 691,495.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.