Finding the Fourth Proportional to 3,636,918.63, 5,455,180.20 and 1,112,573.88
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Solution
The fourth proportional to 3,636,918.63, 5,455,180.20 and 1,112,573.88 is: 1,668,800.32
Step by Step Solution
- Step 1: Write the proportion equation
3,636,918.63 : 5,455,180.20 = 1,112,573.88 : x - Step 2: Convert to fraction form
3,636,918.63/5,455,180.20 = 1,112,573.88/x - Step 3: Cross multiply
3,636,918.63x = 5,455,180.20 × 1,112,573.88 - Step 4: Simplify right side
3,636,918.63x = 6,069,290,968,374.41 - Step 5: Solve for x
x = 6,069,290,968,374.41/3,636,918.63 - Step 6: Final answer
x = 1,668,800.32
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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.