Home / 3,447,995.55-4,758,342.08-1,899,369.51

Finding the Fourth Proportional to 3,447,995.55, 4,758,342.08 and 1,899,369.51

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Solution

The fourth proportional to 3,447,995.55, 4,758,342.08 and 1,899,369.51 is: 2,621,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,995.55 : 4,758,342.08 = 1,899,369.51 : x
  2. Step 2: Convert to fraction form
    3,447,995.55/4,758,342.08 = 1,899,369.51/x
  3. Step 3: Cross multiply
    3,447,995.55x = 4,758,342.08 × 1,899,369.51
  4. Step 4: Simplify right side
    3,447,995.55x = 9,037,849,855,405.13
  5. Step 5: Solve for x
    x = 9,037,849,855,405.13/3,447,995.55
  6. Step 6: Final answer
    x = 2,621,189.54

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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.