Home / 1,663,877.85-2,295,953.94-938,683.23

Finding the Fourth Proportional to 1,663,877.85, 2,295,953.94 and 938,683.23

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Solution

The fourth proportional to 1,663,877.85, 2,295,953.94 and 938,683.23 is: 1,295,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,877.85 : 2,295,953.94 = 938,683.23 : x
  2. Step 2: Convert to fraction form
    1,663,877.85/2,295,953.94 = 938,683.23/x
  3. Step 3: Cross multiply
    1,663,877.85x = 2,295,953.94 × 938,683.23
  4. Step 4: Simplify right side
    1,663,877.85x = 2,155,173,460,330.43
  5. Step 5: Solve for x
    x = 2,155,173,460,330.43/1,663,877.85
  6. Step 6: Final answer
    x = 1,295,271.44

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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.