Home / 1,095,690.28-1,512,023.58-612,259.40

Finding the Fourth Proportional to 1,095,690.28, 1,512,023.58 and 612,259.40

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Solution

The fourth proportional to 1,095,690.28, 1,512,023.58 and 612,259.40 is: 844,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,690.28 : 1,512,023.58 = 612,259.40 : x
  2. Step 2: Convert to fraction form
    1,095,690.28/1,512,023.58 = 612,259.40/x
  3. Step 3: Cross multiply
    1,095,690.28x = 1,512,023.58 × 612,259.40
  4. Step 4: Simplify right side
    1,095,690.28x = 925,750,649,876.65
  5. Step 5: Solve for x
    x = 925,750,649,876.65/1,095,690.28
  6. Step 6: Final answer
    x = 844,901.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.