Home / 1,776,054.12-2,662,415.82-865,037.40

Finding the Fourth Proportional to 1,776,054.12, 2,662,415.82 and 865,037.40

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Solution

The fourth proportional to 1,776,054.12, 2,662,415.82 and 865,037.40 is: 1,296,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,054.12 : 2,662,415.82 = 865,037.40 : x
  2. Step 2: Convert to fraction form
    1,776,054.12/2,662,415.82 = 865,037.40/x
  3. Step 3: Cross multiply
    1,776,054.12x = 2,662,415.82 × 865,037.40
  4. Step 4: Simplify right side
    1,776,054.12x = 2,303,089,258,651.67
  5. Step 5: Solve for x
    x = 2,303,089,258,651.67/1,776,054.12
  6. Step 6: Final answer
    x = 1,296,744.98

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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.