Finding the Fourth Proportional to 817,161.99, 1,125,116.64 and 694,395.42
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Solution
The fourth proportional to 817,161.99, 1,125,116.64 and 694,395.42 is: 956,084.41
Step by Step Solution
- Step 1: Write the proportion equation
817,161.99 : 1,125,116.64 = 694,395.42 : x - Step 2: Convert to fraction form
817,161.99/1,125,116.64 = 694,395.42/x - Step 3: Cross multiply
817,161.99x = 1,125,116.64 × 694,395.42 - Step 4: Simplify right side
817,161.99x = 781,275,841,781.79 - Step 5: Solve for x
x = 781,275,841,781.79/817,161.99 - Step 6: Final answer
x = 956,084.41
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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.