Home / 2,127,421.82-3,174,539.86-1,898,141.24

Finding the Fourth Proportional to 2,127,421.82, 3,174,539.86 and 1,898,141.24

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Solution

The fourth proportional to 2,127,421.82, 3,174,539.86 and 1,898,141.24 is: 2,832,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,421.82 : 3,174,539.86 = 1,898,141.24 : x
  2. Step 2: Convert to fraction form
    2,127,421.82/3,174,539.86 = 1,898,141.24/x
  3. Step 3: Cross multiply
    2,127,421.82x = 3,174,539.86 × 1,898,141.24
  4. Step 4: Simplify right side
    2,127,421.82x = 6,025,725,026,289.83
  5. Step 5: Solve for x
    x = 6,025,725,026,289.83/2,127,421.82
  6. Step 6: Final answer
    x = 2,832,407.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.