Finding the Fourth Proportional to 1,708,442.32, 2,358,244.08 and 983,578.88
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Solution
The fourth proportional to 1,708,442.32, 2,358,244.08 and 983,578.88 is: 1,357,680.65
Step by Step Solution
- Step 1: Write the proportion equation
1,708,442.32 : 2,358,244.08 = 983,578.88 : x - Step 2: Convert to fraction form
1,708,442.32/2,358,244.08 = 983,578.88/x - Step 3: Cross multiply
1,708,442.32x = 2,358,244.08 × 983,578.88 - Step 4: Simplify right side
1,708,442.32x = 2,319,519,070,973.03 - Step 5: Solve for x
x = 2,319,519,070,973.03/1,708,442.32 - Step 6: Final answer
x = 1,357,680.65
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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.