Home / 3,877,779.15-5,817,540.96-1,182,376.81

Finding the Fourth Proportional to 3,877,779.15, 5,817,540.96 and 1,182,376.81

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Solution

The fourth proportional to 3,877,779.15, 5,817,540.96 and 1,182,376.81 is: 1,773,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877,779.15 : 5,817,540.96 = 1,182,376.81 : x
  2. Step 2: Convert to fraction form
    3,877,779.15/5,817,540.96 = 1,182,376.81/x
  3. Step 3: Cross multiply
    3,877,779.15x = 5,817,540.96 × 1,182,376.81
  4. Step 4: Simplify right side
    3,877,779.15x = 6,878,525,529,601.06
  5. Step 5: Solve for x
    x = 6,878,525,529,601.06/3,877,779.15
  6. Step 6: Final answer
    x = 1,773,831.17

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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.