Finding the Fourth Proportional to 2,911,708.04, 4,367,403.18 and 889,951.28
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Solution
The fourth proportional to 2,911,708.04, 4,367,403.18 and 889,951.28 is: 1,334,878.36
Step by Step Solution
- Step 1: Write the proportion equation
2,911,708.04 : 4,367,403.18 = 889,951.28 : x - Step 2: Convert to fraction form
2,911,708.04/4,367,403.18 = 889,951.28/x - Step 3: Cross multiply
2,911,708.04x = 4,367,403.18 × 889,951.28 - Step 4: Simplify right side
2,911,708.04x = 3,886,776,050,317.07 - Step 5: Solve for x
x = 3,886,776,050,317.07/2,911,708.04 - Step 6: Final answer
x = 1,334,878.36
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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.