Home / 2,089,130.90-2,881,939.45-1,364,402.84

Finding the Fourth Proportional to 2,089,130.90, 2,881,939.45 and 1,364,402.84

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Solution

The fourth proportional to 2,089,130.90, 2,881,939.45 and 1,364,402.84 is: 1,882,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,130.90 : 2,881,939.45 = 1,364,402.84 : x
  2. Step 2: Convert to fraction form
    2,089,130.90/2,881,939.45 = 1,364,402.84/x
  3. Step 3: Cross multiply
    2,089,130.90x = 2,881,939.45 × 1,364,402.84
  4. Step 4: Simplify right side
    2,089,130.90x = 3,932,126,349,056.33
  5. Step 5: Solve for x
    x = 3,932,126,349,056.33/2,089,130.90
  6. Step 6: Final answer
    x = 1,882,182.85

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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.