Home / 1,314,380.76-1,813,845.52-710,768.76

Finding the Fourth Proportional to 1,314,380.76, 1,813,845.52 and 710,768.76

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Solution

The fourth proportional to 1,314,380.76, 1,813,845.52 and 710,768.76 is: 980,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,380.76 : 1,813,845.52 = 710,768.76 : x
  2. Step 2: Convert to fraction form
    1,314,380.76/1,813,845.52 = 710,768.76/x
  3. Step 3: Cross multiply
    1,314,380.76x = 1,813,845.52 × 710,768.76
  4. Step 4: Simplify right side
    1,314,380.76x = 1,289,224,731,081.96
  5. Step 5: Solve for x
    x = 1,289,224,731,081.96/1,314,380.76
  6. Step 6: Final answer
    x = 980,860.93

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Double scale
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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.