Home / 1,019,409-1,529,085.98-250,913.56

Finding the Fourth Proportional to 1,019,409, 1,529,085.98 and 250,913.56

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Solution

The fourth proportional to 1,019,409, 1,529,085.98 and 250,913.56 is: 376,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,409 : 1,529,085.98 = 250,913.56 : x
  2. Step 2: Convert to fraction form
    1,019,409/1,529,085.98 = 250,913.56/x
  3. Step 3: Cross multiply
    1,019,409x = 1,529,085.98 × 250,913.56
  4. Step 4: Simplify right side
    1,019,409x = 383,668,406,787.89
  5. Step 5: Solve for x
    x = 383,668,406,787.89/1,019,409
  6. Step 6: Final answer
    x = 376,363.57

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Double scale
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1.5x scale

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.