Home / 1,404,399.36-2,106,100.85-505,599.77

Finding the Fourth Proportional to 1,404,399.36, 2,106,100.85 and 505,599.77

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Solution

The fourth proportional to 1,404,399.36, 2,106,100.85 and 505,599.77 is: 758,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,399.36 : 2,106,100.85 = 505,599.77 : x
  2. Step 2: Convert to fraction form
    1,404,399.36/2,106,100.85 = 505,599.77/x
  3. Step 3: Cross multiply
    1,404,399.36x = 2,106,100.85 × 505,599.77
  4. Step 4: Simplify right side
    1,404,399.36x = 1,064,844,108,094.06
  5. Step 5: Solve for x
    x = 1,064,844,108,094.06/1,404,399.36
  6. Step 6: Final answer
    x = 758,220.30

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Double scale
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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.