Finding the Fourth Proportional to 1,497,730.40, 2,246,595.60 and 860,001.20
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Solution
The fourth proportional to 1,497,730.40, 2,246,595.60 and 860,001.20 is: 1,290,001.80
Step by Step Solution
- Step 1: Write the proportion equation
1,497,730.40 : 2,246,595.60 = 860,001.20 : x - Step 2: Convert to fraction form
1,497,730.40/2,246,595.60 = 860,001.20/x - Step 3: Cross multiply
1,497,730.40x = 2,246,595.60 × 860,001.20 - Step 4: Simplify right side
1,497,730.40x = 1,932,074,911,914.72 - Step 5: Solve for x
x = 1,932,074,911,914.72/1,497,730.40 - Step 6: Final answer
x = 1,290,001.80
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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.