Home / 914,593.20-1,371,889.80-863,271.60

Finding the Fourth Proportional to 914,593.20, 1,371,889.80 and 863,271.60

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Solution

The fourth proportional to 914,593.20, 1,371,889.80 and 863,271.60 is: 1,294,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,593.20 : 1,371,889.80 = 863,271.60 : x
  2. Step 2: Convert to fraction form
    914,593.20/1,371,889.80 = 863,271.60/x
  3. Step 3: Cross multiply
    914,593.20x = 1,371,889.80 × 863,271.60
  4. Step 4: Simplify right side
    914,593.20x = 1,184,313,502,669.68
  5. Step 5: Solve for x
    x = 1,184,313,502,669.68/914,593.20
  6. Step 6: Final answer
    x = 1,294,907.40

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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.