Home / 2,089,720.41-2,881,144.51-1,353,373.57

Finding the Fourth Proportional to 2,089,720.41, 2,881,144.51 and 1,353,373.57

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Solution

The fourth proportional to 2,089,720.41, 2,881,144.51 and 1,353,373.57 is: 1,865,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,720.41 : 2,881,144.51 = 1,353,373.57 : x
  2. Step 2: Convert to fraction form
    2,089,720.41/2,881,144.51 = 1,353,373.57/x
  3. Step 3: Cross multiply
    2,089,720.41x = 2,881,144.51 × 1,353,373.57
  4. Step 4: Simplify right side
    2,089,720.41x = 3,899,264,831,184.60
  5. Step 5: Solve for x
    x = 3,899,264,831,184.60/2,089,720.41
  6. Step 6: Final answer
    x = 1,865,926.57

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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.