Finding the Fourth Proportional to 4,329,459.30, 6,493,139.18 and 1,803,736.74
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Solution
The fourth proportional to 4,329,459.30, 6,493,139.18 and 1,803,736.74 is: 2,705,167.76
Step by Step Solution
- Step 1: Write the proportion equation
4,329,459.30 : 6,493,139.18 = 1,803,736.74 : x - Step 2: Convert to fraction form
4,329,459.30/6,493,139.18 = 1,803,736.74/x - Step 3: Cross multiply
4,329,459.30x = 6,493,139.18 × 1,803,736.74 - Step 4: Simplify right side
4,329,459.30x = 11,711,913,696,899.47 - Step 5: Solve for x
x = 11,711,913,696,899.47/4,329,459.30 - Step 6: Final answer
x = 2,705,167.76
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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.