Finding the Fourth Proportional to 5,252,780.62, 7,247,603.10 and 3,187,750.06
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Solution
The fourth proportional to 5,252,780.62, 7,247,603.10 and 3,187,750.06 is: 4,398,346.11
Step by Step Solution
- Step 1: Write the proportion equation
5,252,780.62 : 7,247,603.10 = 3,187,750.06 : x - Step 2: Convert to fraction form
5,252,780.62/7,247,603.10 = 3,187,750.06/x - Step 3: Cross multiply
5,252,780.62x = 7,247,603.10 × 3,187,750.06 - Step 4: Simplify right side
5,252,780.62x = 23,103,547,216,881.18 - Step 5: Solve for x
x = 23,103,547,216,881.18/5,252,780.62 - Step 6: Final answer
x = 4,398,346.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.