Home / 1,130,656.51-1,696,049.41-320,977.59

Finding the Fourth Proportional to 1,130,656.51, 1,696,049.41 and 320,977.59

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Solution

The fourth proportional to 1,130,656.51, 1,696,049.41 and 320,977.59 is: 481,484.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,656.51 : 1,696,049.41 = 320,977.59 : x
  2. Step 2: Convert to fraction form
    1,130,656.51/1,696,049.41 = 320,977.59/x
  3. Step 3: Cross multiply
    1,130,656.51x = 1,696,049.41 × 320,977.59
  4. Step 4: Simplify right side
    1,130,656.51x = 544,393,856,784.07
  5. Step 5: Solve for x
    x = 544,393,856,784.07/1,130,656.51
  6. Step 6: Final answer
    x = 481,484.74

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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.