Home / 1,142,434.51-1,576,559.63-633,169.69

Finding the Fourth Proportional to 1,142,434.51, 1,576,559.63 and 633,169.69

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Solution

The fourth proportional to 1,142,434.51, 1,576,559.63 and 633,169.69 is: 873,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,434.51 : 1,576,559.63 = 633,169.69 : x
  2. Step 2: Convert to fraction form
    1,142,434.51/1,576,559.63 = 633,169.69/x
  3. Step 3: Cross multiply
    1,142,434.51x = 1,576,559.63 × 633,169.69
  4. Step 4: Simplify right side
    1,142,434.51x = 998,229,772,193.62
  5. Step 5: Solve for x
    x = 998,229,772,193.62/1,142,434.51
  6. Step 6: Final answer
    x = 873,774.18

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Double scale
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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.