Home / 1,604,830.82-2,214,693.29-869,808.59

Finding the Fourth Proportional to 1,604,830.82, 2,214,693.29 and 869,808.59

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Solution

The fourth proportional to 1,604,830.82, 2,214,693.29 and 869,808.59 is: 1,200,350.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,830.82 : 2,214,693.29 = 869,808.59 : x
  2. Step 2: Convert to fraction form
    1,604,830.82/2,214,693.29 = 869,808.59/x
  3. Step 3: Cross multiply
    1,604,830.82x = 2,214,693.29 × 869,808.59
  4. Step 4: Simplify right side
    1,604,830.82x = 1,926,359,247,857.36
  5. Step 5: Solve for x
    x = 1,926,359,247,857.36/1,604,830.82
  6. Step 6: Final answer
    x = 1,200,350.36

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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.