Finding the Fourth Proportional to 5,473,246.60, 8,207,115.90 and 1,686,237.40
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Solution
The fourth proportional to 5,473,246.60, 8,207,115.90 and 1,686,237.40 is: 2,528,507.63
Step by Step Solution
- Step 1: Write the proportion equation
5,473,246.60 : 8,207,115.90 = 1,686,237.40 : x - Step 2: Convert to fraction form
5,473,246.60/8,207,115.90 = 1,686,237.40/x - Step 3: Cross multiply
5,473,246.60x = 8,207,115.90 × 1,686,237.40 - Step 4: Simplify right side
5,473,246.60x = 13,839,145,776,714.66 - Step 5: Solve for x
x = 13,839,145,776,714.66/5,473,246.60 - Step 6: Final answer
x = 2,528,507.63
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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.