Home / 1,130,879.75-1,696,529.81-372,774.32

Finding the Fourth Proportional to 1,130,879.75, 1,696,529.81 and 372,774.32

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Solution

The fourth proportional to 1,130,879.75, 1,696,529.81 and 372,774.32 is: 559,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,879.75 : 1,696,529.81 = 372,774.32 : x
  2. Step 2: Convert to fraction form
    1,130,879.75/1,696,529.81 = 372,774.32/x
  3. Step 3: Cross multiply
    1,130,879.75x = 1,696,529.81 × 372,774.32
  4. Step 4: Simplify right side
    1,130,879.75x = 632,422,745,093.75
  5. Step 5: Solve for x
    x = 632,422,745,093.75/1,130,879.75
  6. Step 6: Final answer
    x = 559,230.77

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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.