Home / 1,365,499.60-2,048,346.60-418,868.80

Finding the Fourth Proportional to 1,365,499.60, 2,048,346.60 and 418,868.80

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Solution

The fourth proportional to 1,365,499.60, 2,048,346.60 and 418,868.80 is: 628,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,499.60 : 2,048,346.60 = 418,868.80 : x
  2. Step 2: Convert to fraction form
    1,365,499.60/2,048,346.60 = 418,868.80/x
  3. Step 3: Cross multiply
    1,365,499.60x = 2,048,346.60 × 418,868.80
  4. Step 4: Simplify right side
    1,365,499.60x = 857,988,482,326.08
  5. Step 5: Solve for x
    x = 857,988,482,326.08/1,365,499.60
  6. Step 6: Final answer
    x = 628,333.02

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1.5x scale

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.