Finding the Fourth Proportional to 1,888,895.08, 2,606,707.44 and 1,029,502.48
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Solution
The fourth proportional to 1,888,895.08, 2,606,707.44 and 1,029,502.48 is: 1,420,730.99
Step by Step Solution
- Step 1: Write the proportion equation
1,888,895.08 : 2,606,707.44 = 1,029,502.48 : x - Step 2: Convert to fraction form
1,888,895.08/2,606,707.44 = 1,029,502.48/x - Step 3: Cross multiply
1,888,895.08x = 2,606,707.44 × 1,029,502.48 - Step 4: Simplify right side
1,888,895.08x = 2,683,611,774,114.45 - Step 5: Solve for x
x = 2,683,611,774,114.45/1,888,895.08 - Step 6: Final answer
x = 1,420,730.99
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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.