Home / 1,407,840.91-2,109,347.71-945,351.94

Finding the Fourth Proportional to 1,407,840.91, 2,109,347.71 and 945,351.94

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Solution

The fourth proportional to 1,407,840.91, 2,109,347.71 and 945,351.94 is: 1,416,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,840.91 : 2,109,347.71 = 945,351.94 : x
  2. Step 2: Convert to fraction form
    1,407,840.91/2,109,347.71 = 945,351.94/x
  3. Step 3: Cross multiply
    1,407,840.91x = 2,109,347.71 × 945,351.94
  4. Step 4: Simplify right side
    1,407,840.91x = 1,994,075,950,512.36
  5. Step 5: Solve for x
    x = 1,994,075,950,512.36/1,407,840.91
  6. Step 6: Final answer
    x = 1,416,407.16

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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.