Home / 2,860,303.39-3,947,242.19-1,571,172.59

Finding the Fourth Proportional to 2,860,303.39, 3,947,242.19 and 1,571,172.59

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Solution

The fourth proportional to 2,860,303.39, 3,947,242.19 and 1,571,172.59 is: 2,168,231.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,303.39 : 3,947,242.19 = 1,571,172.59 : x
  2. Step 2: Convert to fraction form
    2,860,303.39/3,947,242.19 = 1,571,172.59/x
  3. Step 3: Cross multiply
    2,860,303.39x = 3,947,242.19 × 1,571,172.59
  4. Step 4: Simplify right side
    2,860,303.39x = 6,201,798,737,031.82
  5. Step 5: Solve for x
    x = 6,201,798,737,031.82/2,860,303.39
  6. Step 6: Final answer
    x = 2,168,231.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.