Home / 1,365,496.60-2,048,342.10-418,865.80

Finding the Fourth Proportional to 1,365,496.60, 2,048,342.10 and 418,865.80

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Solution

The fourth proportional to 1,365,496.60, 2,048,342.10 and 418,865.80 is: 628,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,496.60 : 2,048,342.10 = 418,865.80 : x
  2. Step 2: Convert to fraction form
    1,365,496.60/2,048,342.10 = 418,865.80/x
  3. Step 3: Cross multiply
    1,365,496.60x = 2,048,342.10 × 418,865.80
  4. Step 4: Simplify right side
    1,365,496.60x = 857,980,452,390.18
  5. Step 5: Solve for x
    x = 857,980,452,390.18/1,365,496.60
  6. Step 6: Final answer
    x = 628,328.52

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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.