Home / 1,623,474.51-2,240,242.20-1,099,118.40

Finding the Fourth Proportional to 1,623,474.51, 2,240,242.20 and 1,099,118.40

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Solution

The fourth proportional to 1,623,474.51, 2,240,242.20 and 1,099,118.40 is: 1,516,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,474.51 : 2,240,242.20 = 1,099,118.40 : x
  2. Step 2: Convert to fraction form
    1,623,474.51/2,240,242.20 = 1,099,118.40/x
  3. Step 3: Cross multiply
    1,623,474.51x = 2,240,242.20 × 1,099,118.40
  4. Step 4: Simplify right side
    1,623,474.51x = 2,462,291,422,476.48
  5. Step 5: Solve for x
    x = 2,462,291,422,476.48/1,623,474.51
  6. Step 6: Final answer
    x = 1,516,680.06

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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.