Finding the Fourth Proportional to 1,306,346.64, 1,959,643.92 and 507,689.88
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Solution
The fourth proportional to 1,306,346.64, 1,959,643.92 and 507,689.88 is: 761,582.99
Step by Step Solution
- Step 1: Write the proportion equation
1,306,346.64 : 1,959,643.92 = 507,689.88 : x - Step 2: Convert to fraction form
1,306,346.64/1,959,643.92 = 507,689.88/x - Step 3: Cross multiply
1,306,346.64x = 1,959,643.92 × 507,689.88 - Step 4: Simplify right side
1,306,346.64x = 994,891,386,587.53 - Step 5: Solve for x
x = 994,891,386,587.53/1,306,346.64 - Step 6: Final answer
x = 761,582.99
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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.