Finding the Fourth Proportional to 1,134,281.93, 1,565,419.37 and 847,303.79
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Solution
The fourth proportional to 1,134,281.93, 1,565,419.37 and 847,303.79 is: 1,169,361.62
Step by Step Solution
- Step 1: Write the proportion equation
1,134,281.93 : 1,565,419.37 = 847,303.79 : x - Step 2: Convert to fraction form
1,134,281.93/1,565,419.37 = 847,303.79/x - Step 3: Cross multiply
1,134,281.93x = 1,565,419.37 × 847,303.79 - Step 4: Simplify right side
1,134,281.93x = 1,326,385,753,076.80 - Step 5: Solve for x
x = 1,326,385,753,076.80/1,134,281.93 - Step 6: Final answer
x = 1,169,361.62
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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.