Home / 1,270,662.54-1,905,846.93-471,960.42

Finding the Fourth Proportional to 1,270,662.54, 1,905,846.93 and 471,960.42

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Solution

The fourth proportional to 1,270,662.54, 1,905,846.93 and 471,960.42 is: 707,886.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,662.54 : 1,905,846.93 = 471,960.42 : x
  2. Step 2: Convert to fraction form
    1,270,662.54/1,905,846.93 = 471,960.42/x
  3. Step 3: Cross multiply
    1,270,662.54x = 1,905,846.93 × 471,960.42
  4. Step 4: Simplify right side
    1,270,662.54x = 899,484,317,538.51
  5. Step 5: Solve for x
    x = 899,484,317,538.51/1,270,662.54
  6. Step 6: Final answer
    x = 707,886.07

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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.