Finding the Fourth Proportional to 1,477,518.67, 2,038,888.02 and 857,275.87
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Solution
The fourth proportional to 1,477,518.67, 2,038,888.02 and 857,275.87 is: 1,182,989.79
Step by Step Solution
- Step 1: Write the proportion equation
1,477,518.67 : 2,038,888.02 = 857,275.87 : x - Step 2: Convert to fraction form
1,477,518.67/2,038,888.02 = 857,275.87/x - Step 3: Cross multiply
1,477,518.67x = 2,038,888.02 × 857,275.87 - Step 4: Simplify right side
1,477,518.67x = 1,747,889,501,178.08 - Step 5: Solve for x
x = 1,747,889,501,178.08/1,477,518.67 - Step 6: Final answer
x = 1,182,989.79
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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.