Home / 1,559,226.76-2,151,710.25-870,908.42

Finding the Fourth Proportional to 1,559,226.76, 2,151,710.25 and 870,908.42

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Solution

The fourth proportional to 1,559,226.76, 2,151,710.25 and 870,908.42 is: 1,201,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,226.76 : 2,151,710.25 = 870,908.42 : x
  2. Step 2: Convert to fraction form
    1,559,226.76/2,151,710.25 = 870,908.42/x
  3. Step 3: Cross multiply
    1,559,226.76x = 2,151,710.25 × 870,908.42
  4. Step 4: Simplify right side
    1,559,226.76x = 1,873,942,576,238.67
  5. Step 5: Solve for x
    x = 1,873,942,576,238.67/1,559,226.76
  6. Step 6: Final answer
    x = 1,201,840.96

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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.