Home / 1,415,219.06-1,953,002.94-770,639.24

Finding the Fourth Proportional to 1,415,219.06, 1,953,002.94 and 770,639.24

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Solution

The fourth proportional to 1,415,219.06, 1,953,002.94 and 770,639.24 is: 1,063,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,219.06 : 1,953,002.94 = 770,639.24 : x
  2. Step 2: Convert to fraction form
    1,415,219.06/1,953,002.94 = 770,639.24/x
  3. Step 3: Cross multiply
    1,415,219.06x = 1,953,002.94 × 770,639.24
  4. Step 4: Simplify right side
    1,415,219.06x = 1,505,060,701,399.37
  5. Step 5: Solve for x
    x = 1,505,060,701,399.37/1,415,219.06
  6. Step 6: Final answer
    x = 1,063,482.50

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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.