Home / 1,558,896.06-2,151,234.60-870,548.74

Finding the Fourth Proportional to 1,558,896.06, 2,151,234.60 and 870,548.74

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Solution

The fourth proportional to 1,558,896.06, 2,151,234.60 and 870,548.74 is: 1,201,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,896.06 : 2,151,234.60 = 870,548.74 : x
  2. Step 2: Convert to fraction form
    1,558,896.06/2,151,234.60 = 870,548.74/x
  3. Step 3: Cross multiply
    1,558,896.06x = 2,151,234.60 × 870,548.74
  4. Step 4: Simplify right side
    1,558,896.06x = 1,872,754,570,474.40
  5. Step 5: Solve for x
    x = 1,872,754,570,474.40/1,558,896.06
  6. Step 6: Final answer
    x = 1,201,333.83

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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.