Home / 1,127,726.55-1,691,663.54-328,941

Finding the Fourth Proportional to 1,127,726.55, 1,691,663.54 and 328,941

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Solution

The fourth proportional to 1,127,726.55, 1,691,663.54 and 328,941 is: 493,433.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,726.55 : 1,691,663.54 = 328,941 : x
  2. Step 2: Convert to fraction form
    1,127,726.55/1,691,663.54 = 328,941/x
  3. Step 3: Cross multiply
    1,127,726.55x = 1,691,663.54 × 328,941
  4. Step 4: Simplify right side
    1,127,726.55x = 556,457,494,866.44
  5. Step 5: Solve for x
    x = 556,457,494,866.44/1,127,726.55
  6. Step 6: Final answer
    x = 493,433.00

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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.