Finding the Fourth Proportional to 1,295,940.70, 1,942,335.06 and 916,970.62
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Solution
The fourth proportional to 1,295,940.70, 1,942,335.06 and 916,970.62 is: 1,374,340.80
Step by Step Solution
- Step 1: Write the proportion equation
1,295,940.70 : 1,942,335.06 = 916,970.62 : x - Step 2: Convert to fraction form
1,295,940.70/1,942,335.06 = 916,970.62/x - Step 3: Cross multiply
1,295,940.70x = 1,942,335.06 × 916,970.62 - Step 4: Simplify right side
1,295,940.70x = 1,781,064,184,215.94 - Step 5: Solve for x
x = 1,781,064,184,215.94/1,295,940.70 - Step 6: Final answer
x = 1,374,340.80
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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.