Home / 1,724,352.72-2,586,528.72-526,281.12

Finding the Fourth Proportional to 1,724,352.72, 2,586,528.72 and 526,281.12

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Solution

The fourth proportional to 1,724,352.72, 2,586,528.72 and 526,281.12 is: 789,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,352.72 : 2,586,528.72 = 526,281.12 : x
  2. Step 2: Convert to fraction form
    1,724,352.72/2,586,528.72 = 526,281.12/x
  3. Step 3: Cross multiply
    1,724,352.72x = 2,586,528.72 × 526,281.12
  4. Step 4: Simplify right side
    1,724,352.72x = 1,361,241,231,673.77
  5. Step 5: Solve for x
    x = 1,361,241,231,673.77/1,724,352.72
  6. Step 6: Final answer
    x = 789,421.57

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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.