Home / 1,977,700.50-2,966,401.71-629,808.66

Finding the Fourth Proportional to 1,977,700.50, 2,966,401.71 and 629,808.66

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Solution

The fourth proportional to 1,977,700.50, 2,966,401.71 and 629,808.66 is: 944,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,700.50 : 2,966,401.71 = 629,808.66 : x
  2. Step 2: Convert to fraction form
    1,977,700.50/2,966,401.71 = 629,808.66/x
  3. Step 3: Cross multiply
    1,977,700.50x = 2,966,401.71 × 629,808.66
  4. Step 4: Simplify right side
    1,977,700.50x = 1,868,265,485,996.81
  5. Step 5: Solve for x
    x = 1,868,265,485,996.81/1,977,700.50
  6. Step 6: Final answer
    x = 944,665.53

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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.