Home / 1,186,592.09-1,779,971.15-587,392.36

Finding the Fourth Proportional to 1,186,592.09, 1,779,971.15 and 587,392.36

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Solution

The fourth proportional to 1,186,592.09, 1,779,971.15 and 587,392.36 is: 881,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,592.09 : 1,779,971.15 = 587,392.36 : x
  2. Step 2: Convert to fraction form
    1,186,592.09/1,779,971.15 = 587,392.36/x
  3. Step 3: Cross multiply
    1,186,592.09x = 1,779,971.15 × 587,392.36
  4. Step 4: Simplify right side
    1,186,592.09x = 1,045,541,451,548.97
  5. Step 5: Solve for x
    x = 1,045,541,451,548.97/1,186,592.09
  6. Step 6: Final answer
    x = 881,129.64

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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.