Finding the Fourth Proportional to 2,832,670.46, 3,908,963.00 and 1,608,972.18
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Solution
The fourth proportional to 2,832,670.46, 3,908,963.00 and 1,608,972.18 is: 2,220,312.17
Step by Step Solution
- Step 1: Write the proportion equation
2,832,670.46 : 3,908,963.00 = 1,608,972.18 : x - Step 2: Convert to fraction form
2,832,670.46/3,908,963.00 = 1,608,972.18/x - Step 3: Cross multiply
2,832,670.46x = 3,908,963.00 × 1,608,972.18 - Step 4: Simplify right side
2,832,670.46x = 6,289,412,709,013.16 - Step 5: Solve for x
x = 6,289,412,709,013.16/2,832,670.46 - Step 6: Final answer
x = 2,220,312.17
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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.