Finding the Fourth Proportional to 4,219,319.05, 6,329,153.95 and 1,227,503.05
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Solution
The fourth proportional to 4,219,319.05, 6,329,153.95 and 1,227,503.05 is: 1,841,305.59
Step by Step Solution
- Step 1: Write the proportion equation
4,219,319.05 : 6,329,153.95 = 1,227,503.05 : x - Step 2: Convert to fraction form
4,219,319.05/6,329,153.95 = 1,227,503.05/x - Step 3: Cross multiply
4,219,319.05x = 6,329,153.95 × 1,227,503.05 - Step 4: Simplify right side
4,219,319.05x = 7,769,055,758,652.91 - Step 5: Solve for x
x = 7,769,055,758,652.91/4,219,319.05 - Step 6: Final answer
x = 1,841,305.59
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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.