Home / 1,427,062.36-2,140,908.40-416,263.40

Finding the Fourth Proportional to 1,427,062.36, 2,140,908.40 and 416,263.40

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Solution

The fourth proportional to 1,427,062.36, 2,140,908.40 and 416,263.40 is: 624,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,062.36 : 2,140,908.40 = 416,263.40 : x
  2. Step 2: Convert to fraction form
    1,427,062.36/2,140,908.40 = 416,263.40/x
  3. Step 3: Cross multiply
    1,427,062.36x = 2,140,908.40 × 416,263.40
  4. Step 4: Simplify right side
    1,427,062.36x = 891,181,809,672.56
  5. Step 5: Solve for x
    x = 891,181,809,672.56/1,427,062.36
  6. Step 6: Final answer
    x = 624,486.94

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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.