Home / 1,918,847.58-2,878,270.97-571,029.45

Finding the Fourth Proportional to 1,918,847.58, 2,878,270.97 and 571,029.45

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Solution

The fourth proportional to 1,918,847.58, 2,878,270.97 and 571,029.45 is: 856,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,847.58 : 2,878,270.97 = 571,029.45 : x
  2. Step 2: Convert to fraction form
    1,918,847.58/2,878,270.97 = 571,029.45/x
  3. Step 3: Cross multiply
    1,918,847.58x = 2,878,270.97 × 571,029.45
  4. Step 4: Simplify right side
    1,918,847.58x = 1,643,577,486,094.92
  5. Step 5: Solve for x
    x = 1,643,577,486,094.92/1,918,847.58
  6. Step 6: Final answer
    x = 856,544.05

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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.