Home / 1,971,530.54-2,958,616.80-692,141.82

Finding the Fourth Proportional to 1,971,530.54, 2,958,616.80 and 692,141.82

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Solution

The fourth proportional to 1,971,530.54, 2,958,616.80 and 692,141.82 is: 1,038,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,530.54 : 2,958,616.80 = 692,141.82 : x
  2. Step 2: Convert to fraction form
    1,971,530.54/2,958,616.80 = 692,141.82/x
  3. Step 3: Cross multiply
    1,971,530.54x = 2,958,616.80 × 692,141.82
  4. Step 4: Simplify right side
    1,971,530.54x = 2,047,782,416,634.58
  5. Step 5: Solve for x
    x = 2,047,782,416,634.58/1,971,530.54
  6. Step 6: Final answer
    x = 1,038,676.49

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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.