Home / 1,977,732-2,966,448.96-629,840.16

Finding the Fourth Proportional to 1,977,732, 2,966,448.96 and 629,840.16

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Solution

The fourth proportional to 1,977,732, 2,966,448.96 and 629,840.16 is: 944,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,732 : 2,966,448.96 = 629,840.16 : x
  2. Step 2: Convert to fraction form
    1,977,732/2,966,448.96 = 629,840.16/x
  3. Step 3: Cross multiply
    1,977,732x = 2,966,448.96 × 629,840.16
  4. Step 4: Simplify right side
    1,977,732x = 1,868,388,687,598.23
  5. Step 5: Solve for x
    x = 1,868,388,687,598.23/1,977,732
  6. Step 6: Final answer
    x = 944,712.78

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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.