Home / 1,291,681.08-1,936,256.81-481,472.30

Finding the Fourth Proportional to 1,291,681.08, 1,936,256.81 and 481,472.30

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Solution

The fourth proportional to 1,291,681.08, 1,936,256.81 and 481,472.30 is: 721,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,681.08 : 1,936,256.81 = 481,472.30 : x
  2. Step 2: Convert to fraction form
    1,291,681.08/1,936,256.81 = 481,472.30/x
  3. Step 3: Cross multiply
    1,291,681.08x = 1,936,256.81 × 481,472.30
  4. Step 4: Simplify right side
    1,291,681.08x = 932,254,022,134.64
  5. Step 5: Solve for x
    x = 932,254,022,134.64/1,291,681.08
  6. Step 6: Final answer
    x = 721,737.00

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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.