Finding the Fourth Proportional to 3,047,455.13, 4,205,459.81 and 1,670,875.31
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Solution
The fourth proportional to 3,047,455.13, 4,205,459.81 and 1,670,875.31 is: 2,305,792.44
Step by Step Solution
- Step 1: Write the proportion equation
3,047,455.13 : 4,205,459.81 = 1,670,875.31 : x - Step 2: Convert to fraction form
3,047,455.13/4,205,459.81 = 1,670,875.31/x - Step 3: Cross multiply
3,047,455.13x = 4,205,459.81 × 1,670,875.31 - Step 4: Simplify right side
3,047,455.13x = 7,026,798,978,417.13 - Step 5: Solve for x
x = 7,026,798,978,417.13/3,047,455.13 - Step 6: Final answer
x = 2,305,792.44
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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.