Home / 1,108,833.80-1,664,028.30-710,443.40

Finding the Fourth Proportional to 1,108,833.80, 1,664,028.30 and 710,443.40

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Solution

The fourth proportional to 1,108,833.80, 1,664,028.30 and 710,443.40 is: 1,066,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,833.80 : 1,664,028.30 = 710,443.40 : x
  2. Step 2: Convert to fraction form
    1,108,833.80/1,664,028.30 = 710,443.40/x
  3. Step 3: Cross multiply
    1,108,833.80x = 1,664,028.30 × 710,443.40
  4. Step 4: Simplify right side
    1,108,833.80x = 1,182,197,923,148.22
  5. Step 5: Solve for x
    x = 1,182,197,923,148.22/1,108,833.80
  6. Step 6: Final answer
    x = 1,066,163.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.