Home / 2,108,562.12-2,909,817.36-1,141,693.20

Finding the Fourth Proportional to 2,108,562.12, 2,909,817.36 and 1,141,693.20

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Solution

The fourth proportional to 2,108,562.12, 2,909,817.36 and 1,141,693.20 is: 1,575,537.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,562.12 : 2,909,817.36 = 1,141,693.20 : x
  2. Step 2: Convert to fraction form
    2,108,562.12/2,909,817.36 = 1,141,693.20/x
  3. Step 3: Cross multiply
    2,108,562.12x = 2,909,817.36 × 1,141,693.20
  4. Step 4: Simplify right side
    2,108,562.12x = 3,322,118,693,153.95
  5. Step 5: Solve for x
    x = 3,322,118,693,153.95/2,108,562.12
  6. Step 6: Final answer
    x = 1,575,537.50

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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.