Finding the Fourth Proportional to 2,829,132.78, 4,243,657.59 and 699,217.08
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Solution
The fourth proportional to 2,829,132.78, 4,243,657.59 and 699,217.08 is: 1,048,815.34
Step by Step Solution
- Step 1: Write the proportion equation
2,829,132.78 : 4,243,657.59 = 699,217.08 : x - Step 2: Convert to fraction form
2,829,132.78/4,243,657.59 = 699,217.08/x - Step 3: Cross multiply
2,829,132.78x = 4,243,657.59 × 699,217.08 - Step 4: Simplify right side
2,829,132.78x = 2,967,237,868,599.64 - Step 5: Solve for x
x = 2,967,237,868,599.64/2,829,132.78 - Step 6: Final answer
x = 1,048,815.34
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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.