Home / 1,820,783.91-2,731,307.09-698,852.91

Finding the Fourth Proportional to 1,820,783.91, 2,731,307.09 and 698,852.91

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Solution

The fourth proportional to 1,820,783.91, 2,731,307.09 and 698,852.91 is: 1,048,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,783.91 : 2,731,307.09 = 698,852.91 : x
  2. Step 2: Convert to fraction form
    1,820,783.91/2,731,307.09 = 698,852.91/x
  3. Step 3: Cross multiply
    1,820,783.91x = 2,731,307.09 × 698,852.91
  4. Step 4: Simplify right side
    1,820,783.91x = 1,908,781,907,950.13
  5. Step 5: Solve for x
    x = 1,908,781,907,950.13/1,820,783.91
  6. Step 6: Final answer
    x = 1,048,329.73

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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.