Home / 1,426,918.36-2,140,416.50-416,015.88

Finding the Fourth Proportional to 1,426,918.36, 2,140,416.50 and 416,015.88

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Solution

The fourth proportional to 1,426,918.36, 2,140,416.50 and 416,015.88 is: 624,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,918.36 : 2,140,416.50 = 416,015.88 : x
  2. Step 2: Convert to fraction form
    1,426,918.36/2,140,416.50 = 416,015.88/x
  3. Step 3: Cross multiply
    1,426,918.36x = 2,140,416.50 × 416,015.88
  4. Step 4: Simplify right side
    1,426,918.36x = 890,447,255,747.22
  5. Step 5: Solve for x
    x = 890,447,255,747.22/1,426,918.36
  6. Step 6: Final answer
    x = 624,035.18

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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.