Home / 1,094,490.90-1,641,736.35-989,514.90

Finding the Fourth Proportional to 1,094,490.90, 1,641,736.35 and 989,514.90

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Solution

The fourth proportional to 1,094,490.90, 1,641,736.35 and 989,514.90 is: 1,484,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,490.90 : 1,641,736.35 = 989,514.90 : x
  2. Step 2: Convert to fraction form
    1,094,490.90/1,641,736.35 = 989,514.90/x
  3. Step 3: Cross multiply
    1,094,490.90x = 1,641,736.35 × 989,514.90
  4. Step 4: Simplify right side
    1,094,490.90x = 1,624,522,580,196.62
  5. Step 5: Solve for x
    x = 1,624,522,580,196.62/1,094,490.90
  6. Step 6: Final answer
    x = 1,484,272.35

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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.