Home / 1,551,457.80-2,327,186.70-1,019,579.40

Finding the Fourth Proportional to 1,551,457.80, 2,327,186.70 and 1,019,579.40

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Solution

The fourth proportional to 1,551,457.80, 2,327,186.70 and 1,019,579.40 is: 1,529,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,457.80 : 2,327,186.70 = 1,019,579.40 : x
  2. Step 2: Convert to fraction form
    1,551,457.80/2,327,186.70 = 1,019,579.40/x
  3. Step 3: Cross multiply
    1,551,457.80x = 2,327,186.70 × 1,019,579.40
  4. Step 4: Simplify right side
    1,551,457.80x = 2,372,751,619,273.98
  5. Step 5: Solve for x
    x = 2,372,751,619,273.98/1,551,457.80
  6. Step 6: Final answer
    x = 1,529,369.10

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.