Home / 1,604,828.82-2,214,690.53-869,806.59

Finding the Fourth Proportional to 1,604,828.82, 2,214,690.53 and 869,806.59

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Solution

The fourth proportional to 1,604,828.82, 2,214,690.53 and 869,806.59 is: 1,200,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,828.82 : 2,214,690.53 = 869,806.59 : x
  2. Step 2: Convert to fraction form
    1,604,828.82/2,214,690.53 = 869,806.59/x
  3. Step 3: Cross multiply
    1,604,828.82x = 2,214,690.53 × 869,806.59
  4. Step 4: Simplify right side
    1,604,828.82x = 1,926,352,417,804.59
  5. Step 5: Solve for x
    x = 1,926,352,417,804.59/1,604,828.82
  6. Step 6: Final answer
    x = 1,200,347.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.