Home / 1,977,539.21-2,966,584.55-611,424.45

Finding the Fourth Proportional to 1,977,539.21, 2,966,584.55 and 611,424.45

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Solution

The fourth proportional to 1,977,539.21, 2,966,584.55 and 611,424.45 is: 917,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,539.21 : 2,966,584.55 = 611,424.45 : x
  2. Step 2: Convert to fraction form
    1,977,539.21/2,966,584.55 = 611,424.45/x
  3. Step 3: Cross multiply
    1,977,539.21x = 2,966,584.55 × 611,424.45
  4. Step 4: Simplify right side
    1,977,539.21x = 1,813,842,327,244.39
  5. Step 5: Solve for x
    x = 1,813,842,327,244.39/1,977,539.21
  6. Step 6: Final answer
    x = 917,221.93

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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.