Home / 3,998,873.72-5,998,732.93-1,303,409.89

Finding the Fourth Proportional to 3,998,873.72, 5,998,732.93 and 1,303,409.89

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Solution

The fourth proportional to 3,998,873.72, 5,998,732.93 and 1,303,409.89 is: 1,955,252.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,873.72 : 5,998,732.93 = 1,303,409.89 : x
  2. Step 2: Convert to fraction form
    3,998,873.72/5,998,732.93 = 1,303,409.89/x
  3. Step 3: Cross multiply
    3,998,873.72x = 5,998,732.93 × 1,303,409.89
  4. Step 4: Simplify right side
    3,998,873.72x = 7,818,807,828,430.68
  5. Step 5: Solve for x
    x = 7,818,807,828,430.68/3,998,873.72
  6. Step 6: Final answer
    x = 1,955,252.50

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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.