Home / 1,225,664.60-1,838,722.80-551,762.36

Finding the Fourth Proportional to 1,225,664.60, 1,838,722.80 and 551,762.36

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Solution

The fourth proportional to 1,225,664.60, 1,838,722.80 and 551,762.36 is: 827,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,664.60 : 1,838,722.80 = 551,762.36 : x
  2. Step 2: Convert to fraction form
    1,225,664.60/1,838,722.80 = 551,762.36/x
  3. Step 3: Cross multiply
    1,225,664.60x = 1,838,722.80 × 551,762.36
  4. Step 4: Simplify right side
    1,225,664.60x = 1,014,538,031,513.81
  5. Step 5: Solve for x
    x = 1,014,538,031,513.81/1,225,664.60
  6. Step 6: Final answer
    x = 827,745.23

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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.