Home / 1,292,198.40-1,938,297.60-583,610.40

Finding the Fourth Proportional to 1,292,198.40, 1,938,297.60 and 583,610.40

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Solution

The fourth proportional to 1,292,198.40, 1,938,297.60 and 583,610.40 is: 875,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,198.40 : 1,938,297.60 = 583,610.40 : x
  2. Step 2: Convert to fraction form
    1,292,198.40/1,938,297.60 = 583,610.40/x
  3. Step 3: Cross multiply
    1,292,198.40x = 1,938,297.60 × 583,610.40
  4. Step 4: Simplify right side
    1,292,198.40x = 1,131,210,637,655.04
  5. Step 5: Solve for x
    x = 1,131,210,637,655.04/1,292,198.40
  6. Step 6: Final answer
    x = 875,415.60

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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.