Home / 1,315,842.39-1,973,834.06-417,352.32

Finding the Fourth Proportional to 1,315,842.39, 1,973,834.06 and 417,352.32

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Solution

The fourth proportional to 1,315,842.39, 1,973,834.06 and 417,352.32 is: 626,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,842.39 : 1,973,834.06 = 417,352.32 : x
  2. Step 2: Convert to fraction form
    1,315,842.39/1,973,834.06 = 417,352.32/x
  3. Step 3: Cross multiply
    1,315,842.39x = 1,973,834.06 × 417,352.32
  4. Step 4: Simplify right side
    1,315,842.39x = 823,784,222,149.26
  5. Step 5: Solve for x
    x = 823,784,222,149.26/1,315,842.39
  6. Step 6: Final answer
    x = 626,050.83

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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.