Home / 2,130,997.02-2,940,757.83-1,164,127.74

Finding the Fourth Proportional to 2,130,997.02, 2,940,757.83 and 1,164,127.74

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Solution

The fourth proportional to 2,130,997.02, 2,940,757.83 and 1,164,127.74 is: 1,606,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,997.02 : 2,940,757.83 = 1,164,127.74 : x
  2. Step 2: Convert to fraction form
    2,130,997.02/2,940,757.83 = 1,164,127.74/x
  3. Step 3: Cross multiply
    2,130,997.02x = 2,940,757.83 × 1,164,127.74
  4. Step 4: Simplify right side
    2,130,997.02x = 3,423,417,766,525.20
  5. Step 5: Solve for x
    x = 3,423,417,766,525.20/2,130,997.02
  6. Step 6: Final answer
    x = 1,606,486.42

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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.