Home / 1,096,075.40-1,643,724.30-386,126.60

Finding the Fourth Proportional to 1,096,075.40, 1,643,724.30 and 386,126.60

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Solution

The fourth proportional to 1,096,075.40, 1,643,724.30 and 386,126.60 is: 579,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,075.40 : 1,643,724.30 = 386,126.60 : x
  2. Step 2: Convert to fraction form
    1,096,075.40/1,643,724.30 = 386,126.60/x
  3. Step 3: Cross multiply
    1,096,075.40x = 1,643,724.30 × 386,126.60
  4. Step 4: Simplify right side
    1,096,075.40x = 634,685,675,296.38
  5. Step 5: Solve for x
    x = 634,685,675,296.38/1,096,075.40
  6. Step 6: Final answer
    x = 579,052.93

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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.