Home / 1,569,187.10-2,353,780.65-1,214,455.70

Finding the Fourth Proportional to 1,569,187.10, 2,353,780.65 and 1,214,455.70

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Solution

The fourth proportional to 1,569,187.10, 2,353,780.65 and 1,214,455.70 is: 1,821,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,187.10 : 2,353,780.65 = 1,214,455.70 : x
  2. Step 2: Convert to fraction form
    1,569,187.10/2,353,780.65 = 1,214,455.70/x
  3. Step 3: Cross multiply
    1,569,187.10x = 2,353,780.65 × 1,214,455.70
  4. Step 4: Simplify right side
    1,569,187.10x = 2,858,562,326,942.20
  5. Step 5: Solve for x
    x = 2,858,562,326,942.20/1,569,187.10
  6. Step 6: Final answer
    x = 1,821,683.55

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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.