Finding the Fourth Proportional to 1,565,462.08, 2,160,346.16 and 886,530.88
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Solution
The fourth proportional to 1,565,462.08, 2,160,346.16 and 886,530.88 is: 1,223,417.42
Step by Step Solution
- Step 1: Write the proportion equation
1,565,462.08 : 2,160,346.16 = 886,530.88 : x - Step 2: Convert to fraction form
1,565,462.08/2,160,346.16 = 886,530.88/x - Step 3: Cross multiply
1,565,462.08x = 2,160,346.16 × 886,530.88 - Step 4: Simplify right side
1,565,462.08x = 1,915,213,582,329.42 - Step 5: Solve for x
x = 1,915,213,582,329.42/1,565,462.08 - Step 6: Final answer
x = 1,223,417.42
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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.