Home / 2,906,536.32-4,360,541.76-912,009.60

Finding the Fourth Proportional to 2,906,536.32, 4,360,541.76 and 912,009.60

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Solution

The fourth proportional to 2,906,536.32, 4,360,541.76 and 912,009.60 is: 1,368,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,536.32 : 4,360,541.76 = 912,009.60 : x
  2. Step 2: Convert to fraction form
    2,906,536.32/4,360,541.76 = 912,009.60/x
  3. Step 3: Cross multiply
    2,906,536.32x = 4,360,541.76 × 912,009.60
  4. Step 4: Simplify right side
    2,906,536.32x = 3,976,855,946,320.90
  5. Step 5: Solve for x
    x = 3,976,855,946,320.90/2,906,536.32
  6. Step 6: Final answer
    x = 1,368,245.74

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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.