Finding the Fourth Proportional to 1,125,068.83, 1,552,632.11 and 615,771.07
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Solution
The fourth proportional to 1,125,068.83, 1,552,632.11 and 615,771.07 is: 849,784.40
Step by Step Solution
- Step 1: Write the proportion equation
1,125,068.83 : 1,552,632.11 = 615,771.07 : x - Step 2: Convert to fraction form
1,125,068.83/1,552,632.11 = 615,771.07/x - Step 3: Cross multiply
1,125,068.83x = 1,552,632.11 × 615,771.07 - Step 4: Simplify right side
1,125,068.83x = 956,065,935,691.06 - Step 5: Solve for x
x = 956,065,935,691.06/1,125,068.83 - Step 6: Final answer
x = 849,784.40
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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.