Home / 1,631,111.02-2,446,666.53-509,276.14

Finding the Fourth Proportional to 1,631,111.02, 2,446,666.53 and 509,276.14

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Solution

The fourth proportional to 1,631,111.02, 2,446,666.53 and 509,276.14 is: 763,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,111.02 : 2,446,666.53 = 509,276.14 : x
  2. Step 2: Convert to fraction form
    1,631,111.02/2,446,666.53 = 509,276.14/x
  3. Step 3: Cross multiply
    1,631,111.02x = 2,446,666.53 × 509,276.14
  4. Step 4: Simplify right side
    1,631,111.02x = 1,246,028,886,265.59
  5. Step 5: Solve for x
    x = 1,246,028,886,265.59/1,631,111.02
  6. Step 6: Final answer
    x = 763,914.21

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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.