Finding the Fourth Proportional to 1,228,465.12, 1,695,283.50 and 684,589
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Solution
The fourth proportional to 1,228,465.12, 1,695,283.50 and 684,589 is: 944,733.73
Step by Step Solution
- Step 1: Write the proportion equation
1,228,465.12 : 1,695,283.50 = 684,589 : x - Step 2: Convert to fraction form
1,228,465.12/1,695,283.50 = 684,589/x - Step 3: Cross multiply
1,228,465.12x = 1,695,283.50 × 684,589 - Step 4: Simplify right side
1,228,465.12x = 1,160,572,435,981.50 - Step 5: Solve for x
x = 1,160,572,435,981.50/1,228,465.12 - Step 6: Final answer
x = 944,733.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.