Finding the Fourth Proportional to 1,979,461.44, 2,966,545.12 and 1,030,840.64
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Solution
The fourth proportional to 1,979,461.44, 2,966,545.12 and 1,030,840.64 is: 1,544,882.47
Step by Step Solution
- Step 1: Write the proportion equation
1,979,461.44 : 2,966,545.12 = 1,030,840.64 : x - Step 2: Convert to fraction form
1,979,461.44/2,966,545.12 = 1,030,840.64/x - Step 3: Cross multiply
1,979,461.44x = 2,966,545.12 × 1,030,840.64 - Step 4: Simplify right side
1,979,461.44x = 3,058,035,270,089.68 - Step 5: Solve for x
x = 3,058,035,270,089.68/1,979,461.44 - Step 6: Final answer
x = 1,544,882.47
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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.