Home / 1,225,978.32-1,838,949-551,583.36

Finding the Fourth Proportional to 1,225,978.32, 1,838,949 and 551,583.36

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Solution

The fourth proportional to 1,225,978.32, 1,838,949 and 551,583.36 is: 827,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,978.32 : 1,838,949 = 551,583.36 : x
  2. Step 2: Convert to fraction form
    1,225,978.32/1,838,949 = 551,583.36/x
  3. Step 3: Cross multiply
    1,225,978.32x = 1,838,949 × 551,583.36
  4. Step 4: Simplify right side
    1,225,978.32x = 1,014,333,668,288.64
  5. Step 5: Solve for x
    x = 1,014,333,668,288.64/1,225,978.32
  6. Step 6: Final answer
    x = 827,366.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.