Home / 1,260,809.01-1,739,845.53-717,077.07

Finding the Fourth Proportional to 1,260,809.01, 1,739,845.53 and 717,077.07

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Solution

The fourth proportional to 1,260,809.01, 1,739,845.53 and 717,077.07 is: 989,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,809.01 : 1,739,845.53 = 717,077.07 : x
  2. Step 2: Convert to fraction form
    1,260,809.01/1,739,845.53 = 717,077.07/x
  3. Step 3: Cross multiply
    1,260,809.01x = 1,739,845.53 × 717,077.07
  4. Step 4: Simplify right side
    1,260,809.01x = 1,247,603,334,905.00
  5. Step 5: Solve for x
    x = 1,247,603,334,905.00/1,260,809.01
  6. Step 6: Final answer
    x = 989,526.03

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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.