Home / 1,383,498.08-2,075,310.72-423,884.96

Finding the Fourth Proportional to 1,383,498.08, 2,075,310.72 and 423,884.96

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Solution

The fourth proportional to 1,383,498.08, 2,075,310.72 and 423,884.96 is: 635,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,498.08 : 2,075,310.72 = 423,884.96 : x
  2. Step 2: Convert to fraction form
    1,383,498.08/2,075,310.72 = 423,884.96/x
  3. Step 3: Cross multiply
    1,383,498.08x = 2,075,310.72 × 423,884.96
  4. Step 4: Simplify right side
    1,383,498.08x = 879,693,001,534.77
  5. Step 5: Solve for x
    x = 879,693,001,534.77/1,383,498.08
  6. Step 6: Final answer
    x = 635,846.93

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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.