Home / 1,551,230.46-2,139,823.44-930,874.95

Finding the Fourth Proportional to 1,551,230.46, 2,139,823.44 and 930,874.95

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Solution

The fourth proportional to 1,551,230.46, 2,139,823.44 and 930,874.95 is: 1,284,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,230.46 : 2,139,823.44 = 930,874.95 : x
  2. Step 2: Convert to fraction form
    1,551,230.46/2,139,823.44 = 930,874.95/x
  3. Step 3: Cross multiply
    1,551,230.46x = 2,139,823.44 × 930,874.95
  4. Step 4: Simplify right side
    1,551,230.46x = 1,991,908,037,718.83
  5. Step 5: Solve for x
    x = 1,991,908,037,718.83/1,551,230.46
  6. Step 6: Final answer
    x = 1,284,082.60

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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.