Home / 1,555,542.79-2,333,656.72-476,063.64

Finding the Fourth Proportional to 1,555,542.79, 2,333,656.72 and 476,063.64

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Solution

The fourth proportional to 1,555,542.79, 2,333,656.72 and 476,063.64 is: 714,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,542.79 : 2,333,656.72 = 476,063.64 : x
  2. Step 2: Convert to fraction form
    1,555,542.79/2,333,656.72 = 476,063.64/x
  3. Step 3: Cross multiply
    1,555,542.79x = 2,333,656.72 × 476,063.64
  4. Step 4: Simplify right side
    1,555,542.79x = 1,110,969,110,977.40
  5. Step 5: Solve for x
    x = 1,110,969,110,977.40/1,555,542.79
  6. Step 6: Final answer
    x = 714,200.29

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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.