Home / 1,692,505.40-2,537,139.90-627,261.80

Finding the Fourth Proportional to 1,692,505.40, 2,537,139.90 and 627,261.80

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Solution

The fourth proportional to 1,692,505.40, 2,537,139.90 and 627,261.80 is: 940,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,505.40 : 2,537,139.90 = 627,261.80 : x
  2. Step 2: Convert to fraction form
    1,692,505.40/2,537,139.90 = 627,261.80/x
  3. Step 3: Cross multiply
    1,692,505.40x = 2,537,139.90 × 627,261.80
  4. Step 4: Simplify right side
    1,692,505.40x = 1,591,450,940,525.82
  5. Step 5: Solve for x
    x = 1,591,450,940,525.82/1,692,505.40
  6. Step 6: Final answer
    x = 940,292.98

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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.