Home / 1,104,389.44-1,520,296.32-817,368.64

Finding the Fourth Proportional to 1,104,389.44, 1,520,296.32 and 817,368.64

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Solution

The fourth proportional to 1,104,389.44, 1,520,296.32 and 817,368.64 is: 1,125,185.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,389.44 : 1,520,296.32 = 817,368.64 : x
  2. Step 2: Convert to fraction form
    1,104,389.44/1,520,296.32 = 817,368.64/x
  3. Step 3: Cross multiply
    1,104,389.44x = 1,520,296.32 × 817,368.64
  4. Step 4: Simplify right side
    1,104,389.44x = 1,242,642,535,475.40
  5. Step 5: Solve for x
    x = 1,242,642,535,475.40/1,104,389.44
  6. Step 6: Final answer
    x = 1,125,185.09

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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.