Finding the Fourth Proportional to 1,576,656.37, 2,356,344.68 and 1,151,088.31
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Solution
The fourth proportional to 1,576,656.37, 2,356,344.68 and 1,151,088.31 is: 1,720,324.65
Step by Step Solution
- Step 1: Write the proportion equation
1,576,656.37 : 2,356,344.68 = 1,151,088.31 : x - Step 2: Convert to fraction form
1,576,656.37/2,356,344.68 = 1,151,088.31/x - Step 3: Cross multiply
1,576,656.37x = 2,356,344.68 × 1,151,088.31 - Step 4: Simplify right side
1,576,656.37x = 2,712,360,815,478.69 - Step 5: Solve for x
x = 2,712,360,815,478.69/1,576,656.37 - Step 6: Final answer
x = 1,720,324.65
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.