Home / 1,683,511.18-2,322,557.64-1,243,041.39

Finding the Fourth Proportional to 1,683,511.18, 2,322,557.64 and 1,243,041.39

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Solution

The fourth proportional to 1,683,511.18, 2,322,557.64 and 1,243,041.39 is: 1,714,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,511.18 : 2,322,557.64 = 1,243,041.39 : x
  2. Step 2: Convert to fraction form
    1,683,511.18/2,322,557.64 = 1,243,041.39/x
  3. Step 3: Cross multiply
    1,683,511.18x = 2,322,557.64 × 1,243,041.39
  4. Step 4: Simplify right side
    1,683,511.18x = 2,887,035,277,180.72
  5. Step 5: Solve for x
    x = 2,887,035,277,180.72/1,683,511.18
  6. Step 6: Final answer
    x = 1,714,889.28

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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.