Finding the Fourth Proportional to 1,359,424.56, 1,875,966.20 and 747,576.68
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Solution
The fourth proportional to 1,359,424.56, 1,875,966.20 and 747,576.68 is: 1,031,633.99
Step by Step Solution
- Step 1: Write the proportion equation
1,359,424.56 : 1,875,966.20 = 747,576.68 : x - Step 2: Convert to fraction form
1,359,424.56/1,875,966.20 = 747,576.68/x - Step 3: Cross multiply
1,359,424.56x = 1,875,966.20 × 747,576.68 - Step 4: Simplify right side
1,359,424.56x = 1,402,428,583,588.22 - Step 5: Solve for x
x = 1,402,428,583,588.22/1,359,424.56 - Step 6: Final answer
x = 1,031,633.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.