Home / 1,247,369.82-1,870,768.67-348,875.07

Finding the Fourth Proportional to 1,247,369.82, 1,870,768.67 and 348,875.07

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Solution

The fourth proportional to 1,247,369.82, 1,870,768.67 and 348,875.07 is: 523,232.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,369.82 : 1,870,768.67 = 348,875.07 : x
  2. Step 2: Convert to fraction form
    1,247,369.82/1,870,768.67 = 348,875.07/x
  3. Step 3: Cross multiply
    1,247,369.82x = 1,870,768.67 × 348,875.07
  4. Step 4: Simplify right side
    1,247,369.82x = 652,664,548,955.68
  5. Step 5: Solve for x
    x = 652,664,548,955.68/1,247,369.82
  6. Step 6: Final answer
    x = 523,232.60

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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.