Finding the Fourth Proportional to 4,429,931.69, 6,645,272.36 and 1,235,060.70
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Solution
The fourth proportional to 4,429,931.69, 6,645,272.36 and 1,235,060.70 is: 1,852,695.55
Step by Step Solution
- Step 1: Write the proportion equation
4,429,931.69 : 6,645,272.36 = 1,235,060.70 : x - Step 2: Convert to fraction form
4,429,931.69/6,645,272.36 = 1,235,060.70/x - Step 3: Cross multiply
4,429,931.69x = 6,645,272.36 × 1,235,060.70 - Step 4: Simplify right side
4,429,931.69x = 8,207,314,726,456.95 - Step 5: Solve for x
x = 8,207,314,726,456.95/4,429,931.69 - Step 6: Final answer
x = 1,852,695.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.