Home / 2,925,921.72-4,038,106.86-1,637,088.60

Finding the Fourth Proportional to 2,925,921.72, 4,038,106.86 and 1,637,088.60

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Solution

The fourth proportional to 2,925,921.72, 4,038,106.86 and 1,637,088.60 is: 2,259,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,921.72 : 4,038,106.86 = 1,637,088.60 : x
  2. Step 2: Convert to fraction form
    2,925,921.72/4,038,106.86 = 1,637,088.60/x
  3. Step 3: Cross multiply
    2,925,921.72x = 4,038,106.86 × 1,637,088.60
  4. Step 4: Simplify right side
    2,925,921.72x = 6,610,738,706,087.80
  5. Step 5: Solve for x
    x = 6,610,738,706,087.80/2,925,921.72
  6. Step 6: Final answer
    x = 2,259,369.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.