Finding the Fourth Proportional to 4,539,665.30, 6,264,780.69 and 2,502,547.70
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Solution
The fourth proportional to 4,539,665.30, 6,264,780.69 and 2,502,547.70 is: 3,453,539.30
Step by Step Solution
- Step 1: Write the proportion equation
4,539,665.30 : 6,264,780.69 = 2,502,547.70 : x - Step 2: Convert to fraction form
4,539,665.30/6,264,780.69 = 2,502,547.70/x - Step 3: Cross multiply
4,539,665.30x = 6,264,780.69 × 2,502,547.70 - Step 4: Simplify right side
4,539,665.30x = 15,677,912,506,763.92 - Step 5: Solve for x
x = 15,677,912,506,763.92/4,539,665.30 - Step 6: Final answer
x = 3,453,539.30
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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.