Home / 1,132,741.89-1,698,586.02-412,582.23

Finding the Fourth Proportional to 1,132,741.89, 1,698,586.02 and 412,582.23

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Solution

The fourth proportional to 1,132,741.89, 1,698,586.02 and 412,582.23 is: 618,681.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,741.89 : 1,698,586.02 = 412,582.23 : x
  2. Step 2: Convert to fraction form
    1,132,741.89/1,698,586.02 = 412,582.23/x
  3. Step 3: Cross multiply
    1,132,741.89x = 1,698,586.02 × 412,582.23
  4. Step 4: Simplify right side
    1,132,741.89x = 700,806,407,978.43
  5. Step 5: Solve for x
    x = 700,806,407,978.43/1,132,741.89
  6. Step 6: Final answer
    x = 618,681.46

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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.