Home / 1,132,359.51-1,698,014.37-422,196.87

Finding the Fourth Proportional to 1,132,359.51, 1,698,014.37 and 422,196.87

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Solution

The fourth proportional to 1,132,359.51, 1,698,014.37 and 422,196.87 is: 633,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,359.51 : 1,698,014.37 = 422,196.87 : x
  2. Step 2: Convert to fraction form
    1,132,359.51/1,698,014.37 = 422,196.87/x
  3. Step 3: Cross multiply
    1,132,359.51x = 1,698,014.37 × 422,196.87
  4. Step 4: Simplify right side
    1,132,359.51x = 716,896,352,229.02
  5. Step 5: Solve for x
    x = 716,896,352,229.02/1,132,359.51
  6. Step 6: Final answer
    x = 633,099.60

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1.5x scale

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.