Home / 1,776,263.10-2,664,783.45-878,135.10

Finding the Fourth Proportional to 1,776,263.10, 2,664,783.45 and 878,135.10

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Solution

The fourth proportional to 1,776,263.10, 2,664,783.45 and 878,135.10 is: 1,317,394.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,263.10 : 2,664,783.45 = 878,135.10 : x
  2. Step 2: Convert to fraction form
    1,776,263.10/2,664,783.45 = 878,135.10/x
  3. Step 3: Cross multiply
    1,776,263.10x = 2,664,783.45 × 878,135.10
  4. Step 4: Simplify right side
    1,776,263.10x = 2,340,039,881,344.10
  5. Step 5: Solve for x
    x = 2,340,039,881,344.10/1,776,263.10
  6. Step 6: Final answer
    x = 1,317,394.86

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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.