Home / 1,205,414.15-1,807,399.52-406,678.01

Finding the Fourth Proportional to 1,205,414.15, 1,807,399.52 and 406,678.01

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Solution

The fourth proportional to 1,205,414.15, 1,807,399.52 and 406,678.01 is: 609,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,414.15 : 1,807,399.52 = 406,678.01 : x
  2. Step 2: Convert to fraction form
    1,205,414.15/1,807,399.52 = 406,678.01/x
  3. Step 3: Cross multiply
    1,205,414.15x = 1,807,399.52 × 406,678.01
  4. Step 4: Simplify right side
    1,205,414.15x = 735,029,638,035.17
  5. Step 5: Solve for x
    x = 735,029,638,035.17/1,205,414.15
  6. Step 6: Final answer
    x = 609,773.53

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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.