Home / 1,295,423.90-1,943,135.85-408,844.70

Finding the Fourth Proportional to 1,295,423.90, 1,943,135.85 and 408,844.70

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Solution

The fourth proportional to 1,295,423.90, 1,943,135.85 and 408,844.70 is: 613,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,423.90 : 1,943,135.85 = 408,844.70 : x
  2. Step 2: Convert to fraction form
    1,295,423.90/1,943,135.85 = 408,844.70/x
  3. Step 3: Cross multiply
    1,295,423.90x = 1,943,135.85 × 408,844.70
  4. Step 4: Simplify right side
    1,295,423.90x = 794,440,793,652.50
  5. Step 5: Solve for x
    x = 794,440,793,652.50/1,295,423.90
  6. Step 6: Final answer
    x = 613,267.05

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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.