Home / 1,282,977.72-1,770,564.87-710,018.10

Finding the Fourth Proportional to 1,282,977.72, 1,770,564.87 and 710,018.10

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Solution

The fourth proportional to 1,282,977.72, 1,770,564.87 and 710,018.10 is: 979,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,977.72 : 1,770,564.87 = 710,018.10 : x
  2. Step 2: Convert to fraction form
    1,282,977.72/1,770,564.87 = 710,018.10/x
  3. Step 3: Cross multiply
    1,282,977.72x = 1,770,564.87 × 710,018.10
  4. Step 4: Simplify right side
    1,282,977.72x = 1,257,133,104,924.15
  5. Step 5: Solve for x
    x = 1,257,133,104,924.15/1,282,977.72
  6. Step 6: Final answer
    x = 979,855.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.