Home / 1,104,885.85-1,523,878.45-717,825.81

Finding the Fourth Proportional to 1,104,885.85, 1,523,878.45 and 717,825.81

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Solution

The fourth proportional to 1,104,885.85, 1,523,878.45 and 717,825.81 is: 990,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,885.85 : 1,523,878.45 = 717,825.81 : x
  2. Step 2: Convert to fraction form
    1,104,885.85/1,523,878.45 = 717,825.81/x
  3. Step 3: Cross multiply
    1,104,885.85x = 1,523,878.45 × 717,825.81
  4. Step 4: Simplify right side
    1,104,885.85x = 1,093,879,282,712.79
  5. Step 5: Solve for x
    x = 1,093,879,282,712.79/1,104,885.85
  6. Step 6: Final answer
    x = 990,038.28

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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.