Home / 1,819,098-2,510,321.22-1,003,377.78

Finding the Fourth Proportional to 1,819,098, 2,510,321.22 and 1,003,377.78

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Solution

The fourth proportional to 1,819,098, 2,510,321.22 and 1,003,377.78 is: 1,384,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,098 : 2,510,321.22 = 1,003,377.78 : x
  2. Step 2: Convert to fraction form
    1,819,098/2,510,321.22 = 1,003,377.78/x
  3. Step 3: Cross multiply
    1,819,098x = 2,510,321.22 × 1,003,377.78
  4. Step 4: Simplify right side
    1,819,098x = 2,518,800,532,810.49
  5. Step 5: Solve for x
    x = 2,518,800,532,810.49/1,819,098
  6. Step 6: Final answer
    x = 1,384,642.57

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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.