Finding the Fourth Proportional to 976,998.17, 1,346,574.18 and 649,726.26
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Solution
The fourth proportional to 976,998.17, 1,346,574.18 and 649,726.26 is: 895,502.81
Step by Step Solution
- Step 1: Write the proportion equation
976,998.17 : 1,346,574.18 = 649,726.26 : x - Step 2: Convert to fraction form
976,998.17/1,346,574.18 = 649,726.26/x - Step 3: Cross multiply
976,998.17x = 1,346,574.18 × 649,726.26 - Step 4: Simplify right side
976,998.17x = 874,904,602,535.34 - Step 5: Solve for x
x = 874,904,602,535.34/976,998.17 - Step 6: Final answer
x = 895,502.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.