Home / 2,163,833.37-2,985,829.89-1,246,360.90

Finding the Fourth Proportional to 2,163,833.37, 2,985,829.89 and 1,246,360.90

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Solution

The fourth proportional to 2,163,833.37, 2,985,829.89 and 1,246,360.90 is: 1,719,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,833.37 : 2,985,829.89 = 1,246,360.90 : x
  2. Step 2: Convert to fraction form
    2,163,833.37/2,985,829.89 = 1,246,360.90/x
  3. Step 3: Cross multiply
    2,163,833.37x = 2,985,829.89 × 1,246,360.90
  4. Step 4: Simplify right side
    2,163,833.37x = 3,721,421,617,134.05
  5. Step 5: Solve for x
    x = 3,721,421,617,134.05/2,163,833.37
  6. Step 6: Final answer
    x = 1,719,828.19

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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.