Finding the Fourth Proportional to 4,088,164.10, 6,132,246.15 and 1,248,271.70
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Solution
The fourth proportional to 4,088,164.10, 6,132,246.15 and 1,248,271.70 is: 1,872,407.55
Step by Step Solution
- Step 1: Write the proportion equation
4,088,164.10 : 6,132,246.15 = 1,248,271.70 : x - Step 2: Convert to fraction form
4,088,164.10/6,132,246.15 = 1,248,271.70/x - Step 3: Cross multiply
4,088,164.10x = 6,132,246.15 × 1,248,271.70 - Step 4: Simplify right side
4,088,164.10x = 7,654,709,326,478.96 - Step 5: Solve for x
x = 7,654,709,326,478.96/4,088,164.10 - Step 6: Final answer
x = 1,872,407.55
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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.