Home / 2,166,372.48-2,989,386.44-1,199,467.44

Finding the Fourth Proportional to 2,166,372.48, 2,989,386.44 and 1,199,467.44

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Solution

The fourth proportional to 2,166,372.48, 2,989,386.44 and 1,199,467.44 is: 1,655,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,372.48 : 2,989,386.44 = 1,199,467.44 : x
  2. Step 2: Convert to fraction form
    2,166,372.48/2,989,386.44 = 1,199,467.44/x
  3. Step 3: Cross multiply
    2,166,372.48x = 2,989,386.44 × 1,199,467.44
  4. Step 4: Simplify right side
    2,166,372.48x = 3,585,671,700,357.51
  5. Step 5: Solve for x
    x = 3,585,671,700,357.51/2,166,372.48
  6. Step 6: Final answer
    x = 1,655,150.13

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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.