Home / 1,014,685.44-1,400,211.76-555,776.28

Finding the Fourth Proportional to 1,014,685.44, 1,400,211.76 and 555,776.28

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Solution

The fourth proportional to 1,014,685.44, 1,400,211.76 and 555,776.28 is: 766,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,685.44 : 1,400,211.76 = 555,776.28 : x
  2. Step 2: Convert to fraction form
    1,014,685.44/1,400,211.76 = 555,776.28/x
  3. Step 3: Cross multiply
    1,014,685.44x = 1,400,211.76 × 555,776.28
  4. Step 4: Simplify right side
    1,014,685.44x = 778,204,483,185.05
  5. Step 5: Solve for x
    x = 778,204,483,185.05/1,014,685.44
  6. Step 6: Final answer
    x = 766,941.61

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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.