Home / 1,366,959.89-1,886,368.10-755,099.49

Finding the Fourth Proportional to 1,366,959.89, 1,886,368.10 and 755,099.49

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Solution

The fourth proportional to 1,366,959.89, 1,886,368.10 and 755,099.49 is: 1,042,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,959.89 : 1,886,368.10 = 755,099.49 : x
  2. Step 2: Convert to fraction form
    1,366,959.89/1,886,368.10 = 755,099.49/x
  3. Step 3: Cross multiply
    1,366,959.89x = 1,886,368.10 × 755,099.49
  4. Step 4: Simplify right side
    1,366,959.89x = 1,424,395,586,486.77
  5. Step 5: Solve for x
    x = 1,424,395,586,486.77/1,366,959.89
  6. Step 6: Final answer
    x = 1,042,017.11

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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.