Finding the Fourth Proportional to 4,176,421.40, 6,265,323.30 and 1,781,413.40
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Solution
The fourth proportional to 4,176,421.40, 6,265,323.30 and 1,781,413.40 is: 2,672,414.92
Step by Step Solution
- Step 1: Write the proportion equation
4,176,421.40 : 6,265,323.30 = 1,781,413.40 : x - Step 2: Convert to fraction form
4,176,421.40/6,265,323.30 = 1,781,413.40/x - Step 3: Cross multiply
4,176,421.40x = 6,265,323.30 × 1,781,413.40 - Step 4: Simplify right side
4,176,421.40x = 11,161,130,881,952.22 - Step 5: Solve for x
x = 11,161,130,881,952.22/4,176,421.40 - Step 6: Final answer
x = 2,672,414.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.