Home / 1,140,512.51-1,708,879.67-801,898.77

Finding the Fourth Proportional to 1,140,512.51, 1,708,879.67 and 801,898.77

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Solution

The fourth proportional to 1,140,512.51, 1,708,879.67 and 801,898.77 is: 1,201,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,512.51 : 1,708,879.67 = 801,898.77 : x
  2. Step 2: Convert to fraction form
    1,140,512.51/1,708,879.67 = 801,898.77/x
  3. Step 3: Cross multiply
    1,140,512.51x = 1,708,879.67 × 801,898.77
  4. Step 4: Simplify right side
    1,140,512.51x = 1,370,348,501,441.51
  5. Step 5: Solve for x
    x = 1,370,348,501,441.51/1,140,512.51
  6. Step 6: Final answer
    x = 1,201,519.93

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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.