Home / 2,463,902.40-3,400,178.40-1,390,814.40

Finding the Fourth Proportional to 2,463,902.40, 3,400,178.40 and 1,390,814.40

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Solution

The fourth proportional to 2,463,902.40, 3,400,178.40 and 1,390,814.40 is: 1,919,319.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463,902.40 : 3,400,178.40 = 1,390,814.40 : x
  2. Step 2: Convert to fraction form
    2,463,902.40/3,400,178.40 = 1,390,814.40/x
  3. Step 3: Cross multiply
    2,463,902.40x = 3,400,178.40 × 1,390,814.40
  4. Step 4: Simplify right side
    2,463,902.40x = 4,729,017,081,288.96
  5. Step 5: Solve for x
    x = 4,729,017,081,288.96/2,463,902.40
  6. Step 6: Final answer
    x = 1,919,319.97

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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.