Home / 4,615,508.48-6,923,351.80-1,420,631.36

Finding the Fourth Proportional to 4,615,508.48, 6,923,351.80 and 1,420,631.36

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Solution

The fourth proportional to 4,615,508.48, 6,923,351.80 and 1,420,631.36 is: 2,130,974.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615,508.48 : 6,923,351.80 = 1,420,631.36 : x
  2. Step 2: Convert to fraction form
    4,615,508.48/6,923,351.80 = 1,420,631.36/x
  3. Step 3: Cross multiply
    4,615,508.48x = 6,923,351.80 × 1,420,631.36
  4. Step 4: Simplify right side
    4,615,508.48x = 9,835,530,683,392.45
  5. Step 5: Solve for x
    x = 9,835,530,683,392.45/4,615,508.48
  6. Step 6: Final answer
    x = 2,130,974.46

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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.