Finding the Fourth Proportional to 1,663,581.19, 2,483,337.68 and 1,461,799.69
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Solution
The fourth proportional to 1,663,581.19, 2,483,337.68 and 1,461,799.69 is: 2,182,125.09
Step by Step Solution
- Step 1: Write the proportion equation
1,663,581.19 : 2,483,337.68 = 1,461,799.69 : x - Step 2: Convert to fraction form
1,663,581.19/2,483,337.68 = 1,461,799.69/x - Step 3: Cross multiply
1,663,581.19x = 2,483,337.68 × 1,461,799.69 - Step 4: Simplify right side
1,663,581.19x = 3,630,142,250,789.32 - Step 5: Solve for x
x = 3,630,142,250,789.32/1,663,581.19 - Step 6: Final answer
x = 2,182,125.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.