Finding the Fourth Proportional to 3,670,918.34, 5,506,486.14 and 1,752,031.76
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Solution
The fourth proportional to 3,670,918.34, 5,506,486.14 and 1,752,031.76 is: 2,628,099.49
Step by Step Solution
- Step 1: Write the proportion equation
3,670,918.34 : 5,506,486.14 = 1,752,031.76 : x - Step 2: Convert to fraction form
3,670,918.34/5,506,486.14 = 1,752,031.76/x - Step 3: Cross multiply
3,670,918.34x = 5,506,486.14 × 1,752,031.76 - Step 4: Simplify right side
3,670,918.34x = 9,647,538,603,279.81 - Step 5: Solve for x
x = 9,647,538,603,279.81/3,670,918.34 - Step 6: Final answer
x = 2,628,099.49
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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.