Home / 1,103,740.42-1,523,196.34-668,237.64

Finding the Fourth Proportional to 1,103,740.42, 1,523,196.34 and 668,237.64

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Solution

The fourth proportional to 1,103,740.42, 1,523,196.34 and 668,237.64 is: 922,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,740.42 : 1,523,196.34 = 668,237.64 : x
  2. Step 2: Convert to fraction form
    1,103,740.42/1,523,196.34 = 668,237.64/x
  3. Step 3: Cross multiply
    1,103,740.42x = 1,523,196.34 × 668,237.64
  4. Step 4: Simplify right side
    1,103,740.42x = 1,017,857,127,498.24
  5. Step 5: Solve for x
    x = 1,017,857,127,498.24/1,103,740.42
  6. Step 6: Final answer
    x = 922,188.87

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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.