Finding the Fourth Proportional to 1,242,246.66, 1,714,290.08 and 698,384.88
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Solution
The fourth proportional to 1,242,246.66, 1,714,290.08 and 698,384.88 is: 963,765.34
Step by Step Solution
- Step 1: Write the proportion equation
1,242,246.66 : 1,714,290.08 = 698,384.88 : x - Step 2: Convert to fraction form
1,242,246.66/1,714,290.08 = 698,384.88/x - Step 3: Cross multiply
1,242,246.66x = 1,714,290.08 × 698,384.88 - Step 4: Simplify right side
1,242,246.66x = 1,197,234,271,805.99 - Step 5: Solve for x
x = 1,197,234,271,805.99/1,242,246.66 - Step 6: Final answer
x = 963,765.34
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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.