Finding the Fourth Proportional to 2,756,848.06, 3,804,452.49 and 1,533,126.88
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Solution
The fourth proportional to 2,756,848.06, 3,804,452.49 and 1,533,126.88 is: 2,115,716.30
Step by Step Solution
- Step 1: Write the proportion equation
2,756,848.06 : 3,804,452.49 = 1,533,126.88 : x - Step 2: Convert to fraction form
2,756,848.06/3,804,452.49 = 1,533,126.88/x - Step 3: Cross multiply
2,756,848.06x = 3,804,452.49 × 1,533,126.88 - Step 4: Simplify right side
2,756,848.06x = 5,832,708,376,101.93 - Step 5: Solve for x
x = 5,832,708,376,101.93/2,756,848.06 - Step 6: Final answer
x = 2,115,716.30
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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.