Finding the Fourth Proportional to 1,129,710.80, 1,558,995.24 and 613,460.08
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Solution
The fourth proportional to 1,129,710.80, 1,558,995.24 and 613,460.08 is: 846,571.83
Step by Step Solution
- Step 1: Write the proportion equation
1,129,710.80 : 1,558,995.24 = 613,460.08 : x - Step 2: Convert to fraction form
1,129,710.80/1,558,995.24 = 613,460.08/x - Step 3: Cross multiply
1,129,710.80x = 1,558,995.24 × 613,460.08 - Step 4: Simplify right side
1,129,710.80x = 956,381,344,650.02 - Step 5: Solve for x
x = 956,381,344,650.02/1,129,710.80 - Step 6: Final answer
x = 846,571.83
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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.