Home / 1,603,218.60-2,406,188.70-657,268.20

Finding the Fourth Proportional to 1,603,218.60, 2,406,188.70 and 657,268.20

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Solution

The fourth proportional to 1,603,218.60, 2,406,188.70 and 657,268.20 is: 986,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,218.60 : 2,406,188.70 = 657,268.20 : x
  2. Step 2: Convert to fraction form
    1,603,218.60/2,406,188.70 = 657,268.20/x
  3. Step 3: Cross multiply
    1,603,218.60x = 2,406,188.70 × 657,268.20
  4. Step 4: Simplify right side
    1,603,218.60x = 1,581,511,315,709.34
  5. Step 5: Solve for x
    x = 1,581,511,315,709.34/1,603,218.60
  6. Step 6: Final answer
    x = 986,460.18

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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.