Home / 1,503,290.63-2,074,625.93-891,805.43

Finding the Fourth Proportional to 1,503,290.63, 2,074,625.93 and 891,805.43

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Solution

The fourth proportional to 1,503,290.63, 2,074,625.93 and 891,805.43 is: 1,230,741.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,290.63 : 2,074,625.93 = 891,805.43 : x
  2. Step 2: Convert to fraction form
    1,503,290.63/2,074,625.93 = 891,805.43/x
  3. Step 3: Cross multiply
    1,503,290.63x = 2,074,625.93 × 891,805.43
  4. Step 4: Simplify right side
    1,503,290.63x = 1,850,162,669,592.80
  5. Step 5: Solve for x
    x = 1,850,162,669,592.80/1,503,290.63
  6. Step 6: Final answer
    x = 1,230,741.84

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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.