Home / 1,014,730.76-1,400,338.74-612,245

Finding the Fourth Proportional to 1,014,730.76, 1,400,338.74 and 612,245

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Solution

The fourth proportional to 1,014,730.76, 1,400,338.74 and 612,245 is: 844,904.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,730.76 : 1,400,338.74 = 612,245 : x
  2. Step 2: Convert to fraction form
    1,014,730.76/1,400,338.74 = 612,245/x
  3. Step 3: Cross multiply
    1,014,730.76x = 1,400,338.74 × 612,245
  4. Step 4: Simplify right side
    1,014,730.76x = 857,350,391,871.30
  5. Step 5: Solve for x
    x = 857,350,391,871.30/1,014,730.76
  6. Step 6: Final answer
    x = 844,904.31

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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.