Home / 1,588,681.76-2,192,383.48-863,527.64

Finding the Fourth Proportional to 1,588,681.76, 2,192,383.48 and 863,527.64

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Solution

The fourth proportional to 1,588,681.76, 2,192,383.48 and 863,527.64 is: 1,191,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,681.76 : 2,192,383.48 = 863,527.64 : x
  2. Step 2: Convert to fraction form
    1,588,681.76/2,192,383.48 = 863,527.64/x
  3. Step 3: Cross multiply
    1,588,681.76x = 2,192,383.48 × 863,527.64
  4. Step 4: Simplify right side
    1,588,681.76x = 1,893,183,732,459.39
  5. Step 5: Solve for x
    x = 1,893,183,732,459.39/1,588,681.76
  6. Step 6: Final answer
    x = 1,191,669.58

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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.