Home / 1,014,050.32-1,399,389.84-555,194.63

Finding the Fourth Proportional to 1,014,050.32, 1,399,389.84 and 555,194.63

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Solution

The fourth proportional to 1,014,050.32, 1,399,389.84 and 555,194.63 is: 766,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,050.32 : 1,399,389.84 = 555,194.63 : x
  2. Step 2: Convert to fraction form
    1,014,050.32/1,399,389.84 = 555,194.63/x
  3. Step 3: Cross multiply
    1,014,050.32x = 1,399,389.84 × 555,194.63
  4. Step 4: Simplify right side
    1,014,050.32x = 776,933,724,444.56
  5. Step 5: Solve for x
    x = 776,933,724,444.56/1,014,050.32
  6. Step 6: Final answer
    x = 766,168.81

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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.