Finding the Fourth Proportional to 3,506,526.65, 4,838,959.74 and 1,957,812.12
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Solution
The fourth proportional to 3,506,526.65, 4,838,959.74 and 1,957,812.12 is: 2,701,754.46
Step by Step Solution
- Step 1: Write the proportion equation
3,506,526.65 : 4,838,959.74 = 1,957,812.12 : x - Step 2: Convert to fraction form
3,506,526.65/4,838,959.74 = 1,957,812.12/x - Step 3: Cross multiply
3,506,526.65x = 4,838,959.74 × 1,957,812.12 - Step 4: Simplify right side
3,506,526.65x = 9,473,774,034,505.85 - Step 5: Solve for x
x = 9,473,774,034,505.85/3,506,526.65 - Step 6: Final answer
x = 2,701,754.46
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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.