Home / 1,920,055.42-2,649,756.92-1,104,259.65

Finding the Fourth Proportional to 1,920,055.42, 2,649,756.92 and 1,104,259.65

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Solution

The fourth proportional to 1,920,055.42, 2,649,756.92 and 1,104,259.65 is: 1,523,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,055.42 : 2,649,756.92 = 1,104,259.65 : x
  2. Step 2: Convert to fraction form
    1,920,055.42/2,649,756.92 = 1,104,259.65/x
  3. Step 3: Cross multiply
    1,920,055.42x = 2,649,756.92 × 1,104,259.65
  4. Step 4: Simplify right side
    1,920,055.42x = 2,926,019,649,064.28
  5. Step 5: Solve for x
    x = 2,926,019,649,064.28/1,920,055.42
  6. Step 6: Final answer
    x = 1,523,924.58

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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.