Home / 923,423.78-1,271,482.52-787,152.26

Finding the Fourth Proportional to 923,423.78, 1,271,482.52 and 787,152.26

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Solution

The fourth proportional to 923,423.78, 1,271,482.52 and 787,152.26 is: 1,083,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,423.78 : 1,271,482.52 = 787,152.26 : x
  2. Step 2: Convert to fraction form
    923,423.78/1,271,482.52 = 787,152.26/x
  3. Step 3: Cross multiply
    923,423.78x = 1,271,482.52 × 787,152.26
  4. Step 4: Simplify right side
    923,423.78x = 1,000,850,339,168.50
  5. Step 5: Solve for x
    x = 1,000,850,339,168.50/923,423.78
  6. Step 6: Final answer
    x = 1,083,847.27

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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.