Finding the Fourth Proportional to 977,616.10, 1,466,424.15 and 710,121.70
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Solution
The fourth proportional to 977,616.10, 1,466,424.15 and 710,121.70 is: 1,065,182.55
Step by Step Solution
- Step 1: Write the proportion equation
977,616.10 : 1,466,424.15 = 710,121.70 : x - Step 2: Convert to fraction form
977,616.10/1,466,424.15 = 710,121.70/x - Step 3: Cross multiply
977,616.10x = 1,466,424.15 × 710,121.70 - Step 4: Simplify right side
977,616.10x = 1,041,339,610,319.05 - Step 5: Solve for x
x = 1,041,339,610,319.05/977,616.10 - Step 6: Final answer
x = 1,065,182.55
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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.