Home / 2,942,507.93-4,062,325.80-1,910,938.30

Finding the Fourth Proportional to 2,942,507.93, 4,062,325.80 and 1,910,938.30

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Solution

The fourth proportional to 2,942,507.93, 4,062,325.80 and 1,910,938.30 is: 2,638,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,507.93 : 4,062,325.80 = 1,910,938.30 : x
  2. Step 2: Convert to fraction form
    2,942,507.93/4,062,325.80 = 1,910,938.30/x
  3. Step 3: Cross multiply
    2,942,507.93x = 4,062,325.80 × 1,910,938.30
  4. Step 4: Simplify right side
    2,942,507.93x = 7,762,853,958,298.14
  5. Step 5: Solve for x
    x = 7,762,853,958,298.14/2,942,507.93
  6. Step 6: Final answer
    x = 2,638,176.05

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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.