Home / 3,316,810.68-4,975,571.58-920,665.48

Finding the Fourth Proportional to 3,316,810.68, 4,975,571.58 and 920,665.48

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Solution

The fourth proportional to 3,316,810.68, 4,975,571.58 and 920,665.48 is: 1,381,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,810.68 : 4,975,571.58 = 920,665.48 : x
  2. Step 2: Convert to fraction form
    3,316,810.68/4,975,571.58 = 920,665.48/x
  3. Step 3: Cross multiply
    3,316,810.68x = 4,975,571.58 × 920,665.48
  4. Step 4: Simplify right side
    3,316,810.68x = 4,580,836,996,975.06
  5. Step 5: Solve for x
    x = 4,580,836,996,975.06/3,316,810.68
  6. Step 6: Final answer
    x = 1,381,096.91

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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.