Home / 1,093,565.88-1,642,477.64-891,311.51

Finding the Fourth Proportional to 1,093,565.88, 1,642,477.64 and 891,311.51

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Solution

The fourth proportional to 1,093,565.88, 1,642,477.64 and 891,311.51 is: 1,338,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,565.88 : 1,642,477.64 = 891,311.51 : x
  2. Step 2: Convert to fraction form
    1,093,565.88/1,642,477.64 = 891,311.51/x
  3. Step 3: Cross multiply
    1,093,565.88x = 1,642,477.64 × 891,311.51
  4. Step 4: Simplify right side
    1,093,565.88x = 1,463,959,225,099.27
  5. Step 5: Solve for x
    x = 1,463,959,225,099.27/1,093,565.88
  6. Step 6: Final answer
    x = 1,338,702.36

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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.