Home / 1,724,388.12-2,586,582.72-526,317.12

Finding the Fourth Proportional to 1,724,388.12, 2,586,582.72 and 526,317.12

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Solution

The fourth proportional to 1,724,388.12, 2,586,582.72 and 526,317.12 is: 789,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,388.12 : 2,586,582.72 = 526,317.12 : x
  2. Step 2: Convert to fraction form
    1,724,388.12/2,586,582.72 = 526,317.12/x
  3. Step 3: Cross multiply
    1,724,388.12x = 2,586,582.72 × 526,317.12
  4. Step 4: Simplify right side
    1,724,388.12x = 1,361,362,767,832.17
  5. Step 5: Solve for x
    x = 1,361,362,767,832.17/1,724,388.12
  6. Step 6: Final answer
    x = 789,475.84

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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.