Home / 984,881.10-1,477,321.65-866,783.10

Finding the Fourth Proportional to 984,881.10, 1,477,321.65 and 866,783.10

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Solution

The fourth proportional to 984,881.10, 1,477,321.65 and 866,783.10 is: 1,300,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,881.10 : 1,477,321.65 = 866,783.10 : x
  2. Step 2: Convert to fraction form
    984,881.10/1,477,321.65 = 866,783.10/x
  3. Step 3: Cross multiply
    984,881.10x = 1,477,321.65 × 866,783.10
  4. Step 4: Simplify right side
    984,881.10x = 1,280,517,439,484.12
  5. Step 5: Solve for x
    x = 1,280,517,439,484.12/984,881.10
  6. Step 6: Final answer
    x = 1,300,174.65

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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.