Home / 1,907,490.35-2,860,791.64-709,976.63

Finding the Fourth Proportional to 1,907,490.35, 2,860,791.64 and 709,976.63

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Solution

The fourth proportional to 1,907,490.35, 2,860,791.64 and 709,976.63 is: 1,064,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,490.35 : 2,860,791.64 = 709,976.63 : x
  2. Step 2: Convert to fraction form
    1,907,490.35/2,860,791.64 = 709,976.63/x
  3. Step 3: Cross multiply
    1,907,490.35x = 2,860,791.64 × 709,976.63
  4. Step 4: Simplify right side
    1,907,490.35x = 2,031,095,207,699.37
  5. Step 5: Solve for x
    x = 2,031,095,207,699.37/1,907,490.35
  6. Step 6: Final answer
    x = 1,064,799.73

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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.