Finding the Fourth Proportional to 4,372,698.39, 6,549,862.19 and 2,774,438.79
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Solution
The fourth proportional to 4,372,698.39, 6,549,862.19 and 2,774,438.79 is: 4,155,830.13
Step by Step Solution
- Step 1: Write the proportion equation
4,372,698.39 : 6,549,862.19 = 2,774,438.79 : x - Step 2: Convert to fraction form
4,372,698.39/6,549,862.19 = 2,774,438.79/x - Step 3: Cross multiply
4,372,698.39x = 6,549,862.19 × 2,774,438.79 - Step 4: Simplify right side
4,372,698.39x = 18,172,191,715,218.16 - Step 5: Solve for x
x = 18,172,191,715,218.16/4,372,698.39 - Step 6: Final answer
x = 4,155,830.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.