Home / 1,257,368.85-1,730,786.27-1,095,942.33

Finding the Fourth Proportional to 1,257,368.85, 1,730,786.27 and 1,095,942.33

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Solution

The fourth proportional to 1,257,368.85, 1,730,786.27 and 1,095,942.33 is: 1,508,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,368.85 : 1,730,786.27 = 1,095,942.33 : x
  2. Step 2: Convert to fraction form
    1,257,368.85/1,730,786.27 = 1,095,942.33/x
  3. Step 3: Cross multiply
    1,257,368.85x = 1,730,786.27 × 1,095,942.33
  4. Step 4: Simplify right side
    1,257,368.85x = 1,896,841,931,996.10
  5. Step 5: Solve for x
    x = 1,896,841,931,996.10/1,257,368.85
  6. Step 6: Final answer
    x = 1,508,580.34

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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.