Home / 3,031,272-4,183,155.72-1,673,145.36

Finding the Fourth Proportional to 3,031,272, 4,183,155.72 and 1,673,145.36

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Solution

The fourth proportional to 3,031,272, 4,183,155.72 and 1,673,145.36 is: 2,308,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,272 : 4,183,155.72 = 1,673,145.36 : x
  2. Step 2: Convert to fraction form
    3,031,272/4,183,155.72 = 1,673,145.36/x
  3. Step 3: Cross multiply
    3,031,272x = 4,183,155.72 × 1,673,145.36
  4. Step 4: Simplify right side
    3,031,272x = 6,999,027,583,075.46
  5. Step 5: Solve for x
    x = 6,999,027,583,075.46/3,031,272
  6. Step 6: Final answer
    x = 2,308,940.80

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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.