Home / 984,138.80-1,476,208.20-974,807.60

Finding the Fourth Proportional to 984,138.80, 1,476,208.20 and 974,807.60

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Solution

The fourth proportional to 984,138.80, 1,476,208.20 and 974,807.60 is: 1,462,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,138.80 : 1,476,208.20 = 974,807.60 : x
  2. Step 2: Convert to fraction form
    984,138.80/1,476,208.20 = 974,807.60/x
  3. Step 3: Cross multiply
    984,138.80x = 1,476,208.20 × 974,807.60
  4. Step 4: Simplify right side
    984,138.80x = 1,439,018,972,542.32
  5. Step 5: Solve for x
    x = 1,439,018,972,542.32/984,138.80
  6. Step 6: Final answer
    x = 1,462,211.40

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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.