Home / 1,284,365.04-1,772,435.94-703,601.76

Finding the Fourth Proportional to 1,284,365.04, 1,772,435.94 and 703,601.76

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Solution

The fourth proportional to 1,284,365.04, 1,772,435.94 and 703,601.76 is: 970,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,365.04 : 1,772,435.94 = 703,601.76 : x
  2. Step 2: Convert to fraction form
    1,284,365.04/1,772,435.94 = 703,601.76/x
  3. Step 3: Cross multiply
    1,284,365.04x = 1,772,435.94 × 703,601.76
  4. Step 4: Simplify right side
    1,284,365.04x = 1,247,089,046,871.25
  5. Step 5: Solve for x
    x = 1,247,089,046,871.25/1,284,365.04
  6. Step 6: Final answer
    x = 970,977.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.