Home / 1,062,590.85-1,593,492.48-431,291.43

Finding the Fourth Proportional to 1,062,590.85, 1,593,492.48 and 431,291.43

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Solution

The fourth proportional to 1,062,590.85, 1,593,492.48 and 431,291.43 is: 646,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,590.85 : 1,593,492.48 = 431,291.43 : x
  2. Step 2: Convert to fraction form
    1,062,590.85/1,593,492.48 = 431,291.43/x
  3. Step 3: Cross multiply
    1,062,590.85x = 1,593,492.48 × 431,291.43
  4. Step 4: Simplify right side
    1,062,590.85x = 687,259,650,393.45
  5. Step 5: Solve for x
    x = 687,259,650,393.45/1,062,590.85
  6. Step 6: Final answer
    x = 646,777.31

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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.