Home / 1,813,703.81-2,720,457.09-551,433.02

Finding the Fourth Proportional to 1,813,703.81, 2,720,457.09 and 551,433.02

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Solution

The fourth proportional to 1,813,703.81, 2,720,457.09 and 551,433.02 is: 827,119.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,703.81 : 2,720,457.09 = 551,433.02 : x
  2. Step 2: Convert to fraction form
    1,813,703.81/2,720,457.09 = 551,433.02/x
  3. Step 3: Cross multiply
    1,813,703.81x = 2,720,457.09 × 551,433.02
  4. Step 4: Simplify right side
    1,813,703.81x = 1,500,149,855,316.83
  5. Step 5: Solve for x
    x = 1,500,149,855,316.83/1,813,703.81
  6. Step 6: Final answer
    x = 827,119.54

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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.