Home / 1,215,018.40-1,822,527.60-504,810.40

Finding the Fourth Proportional to 1,215,018.40, 1,822,527.60 and 504,810.40

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Solution

The fourth proportional to 1,215,018.40, 1,822,527.60 and 504,810.40 is: 757,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,018.40 : 1,822,527.60 = 504,810.40 : x
  2. Step 2: Convert to fraction form
    1,215,018.40/1,822,527.60 = 504,810.40/x
  3. Step 3: Cross multiply
    1,215,018.40x = 1,822,527.60 × 504,810.40
  4. Step 4: Simplify right side
    1,215,018.40x = 920,030,886,767.04
  5. Step 5: Solve for x
    x = 920,030,886,767.04/1,215,018.40
  6. Step 6: Final answer
    x = 757,215.60

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Double scale
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Similar ratio
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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.