Finding the Fourth Proportional to 1,153,170.06, 1,589,730.42 and 894,590.79
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Solution
The fourth proportional to 1,153,170.06, 1,589,730.42 and 894,590.79 is: 1,233,259.73
Step by Step Solution
- Step 1: Write the proportion equation
1,153,170.06 : 1,589,730.42 = 894,590.79 : x - Step 2: Convert to fraction form
1,153,170.06/1,589,730.42 = 894,590.79/x - Step 3: Cross multiply
1,153,170.06x = 1,589,730.42 × 894,590.79 - Step 4: Simplify right side
1,153,170.06x = 1,422,158,192,314.83 - Step 5: Solve for x
x = 1,422,158,192,314.83/1,153,170.06 - Step 6: Final answer
x = 1,233,259.73
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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.