Finding the Fourth Proportional to 1,582,389.30, 2,369,647.35 and 1,106,848.02
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Solution
The fourth proportional to 1,582,389.30, 2,369,647.35 and 1,106,848.02 is: 1,657,518.46
Step by Step Solution
- Step 1: Write the proportion equation
1,582,389.30 : 2,369,647.35 = 1,106,848.02 : x - Step 2: Convert to fraction form
1,582,389.30/2,369,647.35 = 1,106,848.02/x - Step 3: Cross multiply
1,582,389.30x = 2,369,647.35 × 1,106,848.02 - Step 4: Simplify right side
1,582,389.30x = 2,622,839,486,331.92 - Step 5: Solve for x
x = 2,622,839,486,331.92/1,582,389.30 - Step 6: Final answer
x = 1,657,518.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.