Finding the Fourth Proportional to 1,134,823.68, 1,566,009.56 and 618,566.22
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Solution
The fourth proportional to 1,134,823.68, 1,566,009.56 and 618,566.22 is: 853,595.70
Step by Step Solution
- Step 1: Write the proportion equation
1,134,823.68 : 1,566,009.56 = 618,566.22 : x - Step 2: Convert to fraction form
1,134,823.68/1,566,009.56 = 618,566.22/x - Step 3: Cross multiply
1,134,823.68x = 1,566,009.56 × 618,566.22 - Step 4: Simplify right side
1,134,823.68x = 968,680,610,920.23 - Step 5: Solve for x
x = 968,680,610,920.23/1,134,823.68 - Step 6: Final answer
x = 853,595.70
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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.