Finding the Fourth Proportional to 752,125.19, 1,124,968.05 and 697,607.38
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Solution
The fourth proportional to 752,125.19, 1,124,968.05 and 697,607.38 is: 1,043,424.72
Step by Step Solution
- Step 1: Write the proportion equation
752,125.19 : 1,124,968.05 = 697,607.38 : x - Step 2: Convert to fraction form
752,125.19/1,124,968.05 = 697,607.38/x - Step 3: Cross multiply
752,125.19x = 1,124,968.05 × 697,607.38 - Step 4: Simplify right side
752,125.19x = 784,786,013,944.21 - Step 5: Solve for x
x = 784,786,013,944.21/752,125.19 - Step 6: Final answer
x = 1,043,424.72
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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.