Home / 1,365,362.60-2,048,043.90-418,610.30

Finding the Fourth Proportional to 1,365,362.60, 2,048,043.90 and 418,610.30

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Solution

The fourth proportional to 1,365,362.60, 2,048,043.90 and 418,610.30 is: 627,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,362.60 : 2,048,043.90 = 418,610.30 : x
  2. Step 2: Convert to fraction form
    1,365,362.60/2,048,043.90 = 418,610.30/x
  3. Step 3: Cross multiply
    1,365,362.60x = 2,048,043.90 × 418,610.30
  4. Step 4: Simplify right side
    1,365,362.60x = 857,332,271,392.17
  5. Step 5: Solve for x
    x = 857,332,271,392.17/1,365,362.60
  6. Step 6: Final answer
    x = 627,915.45

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Double scale
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Similar ratio
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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.