Finding the Fourth Proportional to 1,805,964.08, 2,492,135.19 and 1,031,442.66
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Solution
The fourth proportional to 1,805,964.08, 2,492,135.19 and 1,031,442.66 is: 1,423,336.48
Step by Step Solution
- Step 1: Write the proportion equation
1,805,964.08 : 2,492,135.19 = 1,031,442.66 : x - Step 2: Convert to fraction form
1,805,964.08/2,492,135.19 = 1,031,442.66/x - Step 3: Cross multiply
1,805,964.08x = 2,492,135.19 × 1,031,442.66 - Step 4: Simplify right side
1,805,964.08x = 2,570,494,549,453.21 - Step 5: Solve for x
x = 2,570,494,549,453.21/1,805,964.08 - Step 6: Final answer
x = 1,423,336.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.