Finding the Fourth Proportional to 1,251,531.66, 1,874,235.64 and 1,130,226.11
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Solution
The fourth proportional to 1,251,531.66, 1,874,235.64 and 1,130,226.11 is: 1,692,574.09
Step by Step Solution
- Step 1: Write the proportion equation
1,251,531.66 : 1,874,235.64 = 1,130,226.11 : x - Step 2: Convert to fraction form
1,251,531.66/1,874,235.64 = 1,130,226.11/x - Step 3: Cross multiply
1,251,531.66x = 1,874,235.64 × 1,130,226.11 - Step 4: Simplify right side
1,251,531.66x = 2,118,310,058,480.58 - Step 5: Solve for x
x = 2,118,310,058,480.58/1,251,531.66 - Step 6: Final answer
x = 1,692,574.09
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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.