Finding the Fourth Proportional to 1,860,707.52, 2,564,392.68 and 1,452,597.12
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Solution
The fourth proportional to 1,860,707.52, 2,564,392.68 and 1,452,597.12 is: 2,001,942.48
Step by Step Solution
- Step 1: Write the proportion equation
1,860,707.52 : 2,564,392.68 = 1,452,597.12 : x - Step 2: Convert to fraction form
1,860,707.52/2,564,392.68 = 1,452,597.12/x - Step 3: Cross multiply
1,860,707.52x = 2,564,392.68 × 1,452,597.12 - Step 4: Simplify right side
1,860,707.52x = 3,725,029,421,517.08 - Step 5: Solve for x
x = 3,725,029,421,517.08/1,860,707.52 - Step 6: Final answer
x = 2,001,942.48
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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.