Finding the Fourth Proportional to 1,079,312.80, 1,617,182.88 and 968,053.36
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Solution
The fourth proportional to 1,079,312.80, 1,617,182.88 and 968,053.36 is: 1,450,477.86
Step by Step Solution
- Step 1: Write the proportion equation
1,079,312.80 : 1,617,182.88 = 968,053.36 : x - Step 2: Convert to fraction form
1,079,312.80/1,617,182.88 = 968,053.36/x - Step 3: Cross multiply
1,079,312.80x = 1,617,182.88 × 968,053.36 - Step 4: Simplify right side
1,079,312.80x = 1,565,519,320,718.48 - Step 5: Solve for x
x = 1,565,519,320,718.48/1,079,312.80 - Step 6: Final answer
x = 1,450,477.86
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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.