Finding the Fourth Proportional to 3,137,507.16, 4,329,675.84 and 1,779,351
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Solution
The fourth proportional to 3,137,507.16, 4,329,675.84 and 1,779,351 is: 2,455,456.72
Step by Step Solution
- Step 1: Write the proportion equation
3,137,507.16 : 4,329,675.84 = 1,779,351 : x - Step 2: Convert to fraction form
3,137,507.16/4,329,675.84 = 1,779,351/x - Step 3: Cross multiply
3,137,507.16x = 4,329,675.84 × 1,779,351 - Step 4: Simplify right side
3,137,507.16x = 7,704,013,035,579.84 - Step 5: Solve for x
x = 7,704,013,035,579.84/3,137,507.16 - Step 6: Final answer
x = 2,455,456.72
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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.