Home / 1,092,807.90-1,639,211.85-994,830.30

Finding the Fourth Proportional to 1,092,807.90, 1,639,211.85 and 994,830.30

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Solution

The fourth proportional to 1,092,807.90, 1,639,211.85 and 994,830.30 is: 1,492,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,807.90 : 1,639,211.85 = 994,830.30 : x
  2. Step 2: Convert to fraction form
    1,092,807.90/1,639,211.85 = 994,830.30/x
  3. Step 3: Cross multiply
    1,092,807.90x = 1,639,211.85 × 994,830.30
  4. Step 4: Simplify right side
    1,092,807.90x = 1,630,737,616,499.06
  5. Step 5: Solve for x
    x = 1,630,737,616,499.06/1,092,807.90
  6. Step 6: Final answer
    x = 1,492,245.45

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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.