Finding the Fourth Proportional to 1,361,479.44, 2,041,955.64 and 519,831.12
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Solution
The fourth proportional to 1,361,479.44, 2,041,955.64 and 519,831.12 is: 779,646.06
Step by Step Solution
- Step 1: Write the proportion equation
1,361,479.44 : 2,041,955.64 = 519,831.12 : x - Step 2: Convert to fraction form
1,361,479.44/2,041,955.64 = 519,831.12/x - Step 3: Cross multiply
1,361,479.44x = 2,041,955.64 × 519,831.12 - Step 4: Simplify right side
1,361,479.44x = 1,061,472,087,331.52 - Step 5: Solve for x
x = 1,061,472,087,331.52/1,361,479.44 - Step 6: Final answer
x = 779,646.06
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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.