Home / 6,402,670.78-9,603,298.78-1,610,361.98

Finding the Fourth Proportional to 6,402,670.78, 9,603,298.78 and 1,610,361.98

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Solution

The fourth proportional to 6,402,670.78, 9,603,298.78 and 1,610,361.98 is: 2,415,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,670.78 : 9,603,298.78 = 1,610,361.98 : x
  2. Step 2: Convert to fraction form
    6,402,670.78/9,603,298.78 = 1,610,361.98/x
  3. Step 3: Cross multiply
    6,402,670.78x = 9,603,298.78 × 1,610,361.98
  4. Step 4: Simplify right side
    6,402,670.78x = 15,464,787,237,892.38
  5. Step 5: Solve for x
    x = 15,464,787,237,892.38/6,402,670.78
  6. Step 6: Final answer
    x = 2,415,365.05

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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.