Home / 1,618,505.77-2,233,396.50-1,036,702.54

Finding the Fourth Proportional to 1,618,505.77, 2,233,396.50 and 1,036,702.54

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Solution

The fourth proportional to 1,618,505.77, 2,233,396.50 and 1,036,702.54 is: 1,430,558.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,505.77 : 2,233,396.50 = 1,036,702.54 : x
  2. Step 2: Convert to fraction form
    1,618,505.77/2,233,396.50 = 1,036,702.54/x
  3. Step 3: Cross multiply
    1,618,505.77x = 2,233,396.50 × 1,036,702.54
  4. Step 4: Simplify right side
    1,618,505.77x = 2,315,367,824,377.11
  5. Step 5: Solve for x
    x = 2,315,367,824,377.11/1,618,505.77
  6. Step 6: Final answer
    x = 1,430,558.89

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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.