Home / 1,293,112.36-1,939,667.24-346,457.24

Finding the Fourth Proportional to 1,293,112.36, 1,939,667.24 and 346,457.24

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Solution

The fourth proportional to 1,293,112.36, 1,939,667.24 and 346,457.24 is: 519,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,112.36 : 1,939,667.24 = 346,457.24 : x
  2. Step 2: Convert to fraction form
    1,293,112.36/1,939,667.24 = 346,457.24/x
  3. Step 3: Cross multiply
    1,293,112.36x = 1,939,667.24 × 346,457.24
  4. Step 4: Simplify right side
    1,293,112.36x = 672,011,758,488.82
  5. Step 5: Solve for x
    x = 672,011,758,488.82/1,293,112.36
  6. Step 6: Final answer
    x = 519,685.51

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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.