Home / 1,958,145.93-2,937,157.29-538,189.74

Finding the Fourth Proportional to 1,958,145.93, 2,937,157.29 and 538,189.74

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Solution

The fourth proportional to 1,958,145.93, 2,937,157.29 and 538,189.74 is: 807,267.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,145.93 : 2,937,157.29 = 538,189.74 : x
  2. Step 2: Convert to fraction form
    1,958,145.93/2,937,157.29 = 538,189.74/x
  3. Step 3: Cross multiply
    1,958,145.93x = 2,937,157.29 × 538,189.74
  4. Step 4: Simplify right side
    1,958,145.93x = 1,580,747,918,244.20
  5. Step 5: Solve for x
    x = 1,580,747,918,244.20/1,958,145.93
  6. Step 6: Final answer
    x = 807,267.68

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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.