Home / 2,574,354.96-3,862,156.74-777,131.04

Finding the Fourth Proportional to 2,574,354.96, 3,862,156.74 and 777,131.04

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Solution

The fourth proportional to 2,574,354.96, 3,862,156.74 and 777,131.04 is: 1,165,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,354.96 : 3,862,156.74 = 777,131.04 : x
  2. Step 2: Convert to fraction form
    2,574,354.96/3,862,156.74 = 777,131.04/x
  3. Step 3: Cross multiply
    2,574,354.96x = 3,862,156.74 × 777,131.04
  4. Step 4: Simplify right side
    2,574,354.96x = 3,001,401,883,999.21
  5. Step 5: Solve for x
    x = 3,001,401,883,999.21/2,574,354.96
  6. Step 6: Final answer
    x = 1,165,885.02

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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.