Home / 1,519,911.50-2,097,270.74-907,934.36

Finding the Fourth Proportional to 1,519,911.50, 2,097,270.74 and 907,934.36

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Solution

The fourth proportional to 1,519,911.50, 2,097,270.74 and 907,934.36 is: 1,252,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,911.50 : 2,097,270.74 = 907,934.36 : x
  2. Step 2: Convert to fraction form
    1,519,911.50/2,097,270.74 = 907,934.36/x
  3. Step 3: Cross multiply
    1,519,911.50x = 2,097,270.74 × 907,934.36
  4. Step 4: Simplify right side
    1,519,911.50x = 1,904,184,167,068.63
  5. Step 5: Solve for x
    x = 1,904,184,167,068.63/1,519,911.50
  6. Step 6: Final answer
    x = 1,252,825.69

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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.