Home / 2,130,275.22-3,195,478.44-931,580.52

Finding the Fourth Proportional to 2,130,275.22, 3,195,478.44 and 931,580.52

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Solution

The fourth proportional to 2,130,275.22, 3,195,478.44 and 931,580.52 is: 1,397,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,275.22 : 3,195,478.44 = 931,580.52 : x
  2. Step 2: Convert to fraction form
    2,130,275.22/3,195,478.44 = 931,580.52/x
  3. Step 3: Cross multiply
    2,130,275.22x = 3,195,478.44 × 931,580.52
  4. Step 4: Simplify right side
    2,130,275.22x = 2,976,845,466,783.99
  5. Step 5: Solve for x
    x = 2,976,845,466,783.99/2,130,275.22
  6. Step 6: Final answer
    x = 1,397,399.47

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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.