Home / 1,990,064.56-2,746,290-1,130,626.24

Finding the Fourth Proportional to 1,990,064.56, 2,746,290 and 1,130,626.24

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Solution

The fourth proportional to 1,990,064.56, 2,746,290 and 1,130,626.24 is: 1,560,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,064.56 : 2,746,290 = 1,130,626.24 : x
  2. Step 2: Convert to fraction form
    1,990,064.56/2,746,290 = 1,130,626.24/x
  3. Step 3: Cross multiply
    1,990,064.56x = 2,746,290 × 1,130,626.24
  4. Step 4: Simplify right side
    1,990,064.56x = 3,105,027,536,649.60
  5. Step 5: Solve for x
    x = 3,105,027,536,649.60/1,990,064.56
  6. Step 6: Final answer
    x = 1,560,264.73

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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.