Home / 1,015,885.20-1,401,948.35-574,324.64

Finding the Fourth Proportional to 1,015,885.20, 1,401,948.35 and 574,324.64

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Solution

The fourth proportional to 1,015,885.20, 1,401,948.35 and 574,324.64 is: 792,583.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,885.20 : 1,401,948.35 = 574,324.64 : x
  2. Step 2: Convert to fraction form
    1,015,885.20/1,401,948.35 = 574,324.64/x
  3. Step 3: Cross multiply
    1,015,885.20x = 1,401,948.35 × 574,324.64
  4. Step 4: Simplify right side
    1,015,885.20x = 805,173,481,412.34
  5. Step 5: Solve for x
    x = 805,173,481,412.34/1,015,885.20
  6. Step 6: Final answer
    x = 792,583.14

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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.