Finding the Fourth Proportional to 1,052,964.66, 1,579,643.82 and 421,927.68
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Solution
The fourth proportional to 1,052,964.66, 1,579,643.82 and 421,927.68 is: 632,970.39
Step by Step Solution
- Step 1: Write the proportion equation
1,052,964.66 : 1,579,643.82 = 421,927.68 : x - Step 2: Convert to fraction form
1,052,964.66/1,579,643.82 = 421,927.68/x - Step 3: Cross multiply
1,052,964.66x = 1,579,643.82 × 421,927.68 - Step 4: Simplify right side
1,052,964.66x = 666,495,452,198.94 - Step 5: Solve for x
x = 666,495,452,198.94/1,052,964.66 - Step 6: Final answer
x = 632,970.39
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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.