Home / 1,480,187.45-2,042,698.49-899,212.92

Finding the Fourth Proportional to 1,480,187.45, 2,042,698.49 and 899,212.92

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Solution

The fourth proportional to 1,480,187.45, 2,042,698.49 and 899,212.92 is: 1,240,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,187.45 : 2,042,698.49 = 899,212.92 : x
  2. Step 2: Convert to fraction form
    1,480,187.45/2,042,698.49 = 899,212.92/x
  3. Step 3: Cross multiply
    1,480,187.45x = 2,042,698.49 × 899,212.92
  4. Step 4: Simplify right side
    1,480,187.45x = 1,836,820,869,376.43
  5. Step 5: Solve for x
    x = 1,836,820,869,376.43/1,480,187.45
  6. Step 6: Final answer
    x = 1,240,938.01

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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.