Home / 3,393,303.90-5,089,572.81-868,978.14

Finding the Fourth Proportional to 3,393,303.90, 5,089,572.81 and 868,978.14

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Solution

The fourth proportional to 3,393,303.90, 5,089,572.81 and 868,978.14 is: 1,303,369.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,303.90 : 5,089,572.81 = 868,978.14 : x
  2. Step 2: Convert to fraction form
    3,393,303.90/5,089,572.81 = 868,978.14/x
  3. Step 3: Cross multiply
    3,393,303.90x = 5,089,572.81 × 868,978.14
  4. Step 4: Simplify right side
    3,393,303.90x = 4,422,727,513,828.37
  5. Step 5: Solve for x
    x = 4,422,727,513,828.37/3,393,303.90
  6. Step 6: Final answer
    x = 1,303,369.12

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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.