Finding the Fourth Proportional to 1,498,028.63, 2,067,405.45 and 917,248.91
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Solution
The fourth proportional to 1,498,028.63, 2,067,405.45 and 917,248.91 is: 1,265,880.61
Step by Step Solution
- Step 1: Write the proportion equation
1,498,028.63 : 2,067,405.45 = 917,248.91 : x - Step 2: Convert to fraction form
1,498,028.63/2,067,405.45 = 917,248.91/x - Step 3: Cross multiply
1,498,028.63x = 2,067,405.45 × 917,248.91 - Step 4: Simplify right side
1,498,028.63x = 1,896,325,385,203.53 - Step 5: Solve for x
x = 1,896,325,385,203.53/1,498,028.63 - Step 6: Final answer
x = 1,265,880.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.