Home / 3,316,911.80-4,975,395.38-920,943.27

Finding the Fourth Proportional to 3,316,911.80, 4,975,395.38 and 920,943.27

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Solution

The fourth proportional to 3,316,911.80, 4,975,395.38 and 920,943.27 is: 1,381,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,911.80 : 4,975,395.38 = 920,943.27 : x
  2. Step 2: Convert to fraction form
    3,316,911.80/4,975,395.38 = 920,943.27/x
  3. Step 3: Cross multiply
    3,316,911.80x = 4,975,395.38 × 920,943.27
  4. Step 4: Simplify right side
    3,316,911.80x = 4,582,056,894,829.22
  5. Step 5: Solve for x
    x = 4,582,056,894,829.22/3,316,911.80
  6. Step 6: Final answer
    x = 1,381,422.59

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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.