Finding the Fourth Proportional to 1,167,328.30, 1,749,352.20 and 927,851.80
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Solution
The fourth proportional to 1,167,328.30, 1,749,352.20 and 927,851.80 is: 1,390,473.95
Step by Step Solution
- Step 1: Write the proportion equation
1,167,328.30 : 1,749,352.20 = 927,851.80 : x - Step 2: Convert to fraction form
1,167,328.30/1,749,352.20 = 927,851.80/x - Step 3: Cross multiply
1,167,328.30x = 1,749,352.20 × 927,851.80 - Step 4: Simplify right side
1,167,328.30x = 1,623,139,587,603.96 - Step 5: Solve for x
x = 1,623,139,587,603.96/1,167,328.30 - Step 6: Final answer
x = 1,390,473.95
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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.