Home / 2,254,982.32-3,111,852.36-1,236,385.36

Finding the Fourth Proportional to 2,254,982.32, 3,111,852.36 and 1,236,385.36

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Solution

The fourth proportional to 2,254,982.32, 3,111,852.36 and 1,236,385.36 is: 1,706,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254,982.32 : 3,111,852.36 = 1,236,385.36 : x
  2. Step 2: Convert to fraction form
    2,254,982.32/3,111,852.36 = 1,236,385.36/x
  3. Step 3: Cross multiply
    2,254,982.32x = 3,111,852.36 × 1,236,385.36
  4. Step 4: Simplify right side
    2,254,982.32x = 3,847,448,700,385.45
  5. Step 5: Solve for x
    x = 3,847,448,700,385.45/2,254,982.32
  6. Step 6: Final answer
    x = 1,706,199.05

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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.