Home / 2,059,593.40-3,089,681.70-639,501.40

Finding the Fourth Proportional to 2,059,593.40, 3,089,681.70 and 639,501.40

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Solution

The fourth proportional to 2,059,593.40, 3,089,681.70 and 639,501.40 is: 959,342.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,593.40 : 3,089,681.70 = 639,501.40 : x
  2. Step 2: Convert to fraction form
    2,059,593.40/3,089,681.70 = 639,501.40/x
  3. Step 3: Cross multiply
    2,059,593.40x = 3,089,681.70 × 639,501.40
  4. Step 4: Simplify right side
    2,059,593.40x = 1,975,855,772,704.38
  5. Step 5: Solve for x
    x = 1,975,855,772,704.38/2,059,593.40
  6. Step 6: Final answer
    x = 959,342.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.