Home / 1,307,681.70-1,804,602.33-734,721.54

Finding the Fourth Proportional to 1,307,681.70, 1,804,602.33 and 734,721.54

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Solution

The fourth proportional to 1,307,681.70, 1,804,602.33 and 734,721.54 is: 1,013,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,681.70 : 1,804,602.33 = 734,721.54 : x
  2. Step 2: Convert to fraction form
    1,307,681.70/1,804,602.33 = 734,721.54/x
  3. Step 3: Cross multiply
    1,307,681.70x = 1,804,602.33 × 734,721.54
  4. Step 4: Simplify right side
    1,307,681.70x = 1,325,880,202,985.19
  5. Step 5: Solve for x
    x = 1,325,880,202,985.19/1,307,681.70
  6. Step 6: Final answer
    x = 1,013,916.62

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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.