Finding the Fourth Proportional to 974,430.10, 1,461,645.15 and 706,935.70
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Solution
The fourth proportional to 974,430.10, 1,461,645.15 and 706,935.70 is: 1,060,403.55
Step by Step Solution
- Step 1: Write the proportion equation
974,430.10 : 1,461,645.15 = 706,935.70 : x - Step 2: Convert to fraction form
974,430.10/1,461,645.15 = 706,935.70/x - Step 3: Cross multiply
974,430.10x = 1,461,645.15 × 706,935.70 - Step 4: Simplify right side
974,430.10x = 1,033,289,137,266.85 - Step 5: Solve for x
x = 1,033,289,137,266.85/974,430.10 - Step 6: Final answer
x = 1,060,403.55
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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.