Home / 1,806,480.48-2,493,644.40-1,355,084.64

Finding the Fourth Proportional to 1,806,480.48, 2,493,644.40 and 1,355,084.64

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Solution

The fourth proportional to 1,806,480.48, 2,493,644.40 and 1,355,084.64 is: 1,870,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,480.48 : 2,493,644.40 = 1,355,084.64 : x
  2. Step 2: Convert to fraction form
    1,806,480.48/2,493,644.40 = 1,355,084.64/x
  3. Step 3: Cross multiply
    1,806,480.48x = 2,493,644.40 × 1,355,084.64
  4. Step 4: Simplify right side
    1,806,480.48x = 3,379,099,224,062.02
  5. Step 5: Solve for x
    x = 3,379,099,224,062.02/1,806,480.48
  6. Step 6: Final answer
    x = 1,870,542.89

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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.