Home / 1,273,312.82-1,757,172.59-700,396.58

Finding the Fourth Proportional to 1,273,312.82, 1,757,172.59 and 700,396.58

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Solution

The fourth proportional to 1,273,312.82, 1,757,172.59 and 700,396.58 is: 966,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,312.82 : 1,757,172.59 = 700,396.58 : x
  2. Step 2: Convert to fraction form
    1,273,312.82/1,757,172.59 = 700,396.58/x
  3. Step 3: Cross multiply
    1,273,312.82x = 1,757,172.59 × 700,396.58
  4. Step 4: Simplify right side
    1,273,312.82x = 1,230,717,672,505.74
  5. Step 5: Solve for x
    x = 1,230,717,672,505.74/1,273,312.82
  6. Step 6: Final answer
    x = 966,547.77

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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.