Home / 1,776,166.60-2,664,638.70-878,038.60

Finding the Fourth Proportional to 1,776,166.60, 2,664,638.70 and 878,038.60

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Solution

The fourth proportional to 1,776,166.60, 2,664,638.70 and 878,038.60 is: 1,317,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,166.60 : 2,664,638.70 = 878,038.60 : x
  2. Step 2: Convert to fraction form
    1,776,166.60/2,664,638.70 = 878,038.60/x
  3. Step 3: Cross multiply
    1,776,166.60x = 2,664,638.70 × 878,038.60
  4. Step 4: Simplify right side
    1,776,166.60x = 2,339,655,633,653.82
  5. Step 5: Solve for x
    x = 2,339,655,633,653.82/1,776,166.60
  6. Step 6: Final answer
    x = 1,317,250.10

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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.