Finding the Fourth Proportional to 5,643,364.32, 8,462,970.06 and 1,949,448.06
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Solution
The fourth proportional to 5,643,364.32, 8,462,970.06 and 1,949,448.06 is: 2,923,454.81
Step by Step Solution
- Step 1: Write the proportion equation
5,643,364.32 : 8,462,970.06 = 1,949,448.06 : x - Step 2: Convert to fraction form
5,643,364.32/8,462,970.06 = 1,949,448.06/x - Step 3: Cross multiply
5,643,364.32x = 8,462,970.06 × 1,949,448.06 - Step 4: Simplify right side
5,643,364.32x = 16,498,120,565,305.09 - Step 5: Solve for x
x = 16,498,120,565,305.09/5,643,364.32 - Step 6: Final answer
x = 2,923,454.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.