Home / 1,414,440.64-1,951,970.37-870,890.02

Finding the Fourth Proportional to 1,414,440.64, 1,951,970.37 and 870,890.02

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Solution

The fourth proportional to 1,414,440.64, 1,951,970.37 and 870,890.02 is: 1,201,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,440.64 : 1,951,970.37 = 870,890.02 : x
  2. Step 2: Convert to fraction form
    1,414,440.64/1,951,970.37 = 870,890.02/x
  3. Step 3: Cross multiply
    1,414,440.64x = 1,951,970.37 × 870,890.02
  4. Step 4: Simplify right side
    1,414,440.64x = 1,699,951,514,568.71
  5. Step 5: Solve for x
    x = 1,699,951,514,568.71/1,414,440.64
  6. Step 6: Final answer
    x = 1,201,854.26

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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.