Finding the Fourth Proportional to 1,376,567.14, 1,899,664.68 and 764,703.26
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Solution
The fourth proportional to 1,376,567.14, 1,899,664.68 and 764,703.26 is: 1,055,291.62
Step by Step Solution
- Step 1: Write the proportion equation
1,376,567.14 : 1,899,664.68 = 764,703.26 : x - Step 2: Convert to fraction form
1,376,567.14/1,899,664.68 = 764,703.26/x - Step 3: Cross multiply
1,376,567.14x = 1,899,664.68 × 764,703.26 - Step 4: Simplify right side
1,376,567.14x = 1,452,679,773,702.86 - Step 5: Solve for x
x = 1,452,679,773,702.86/1,376,567.14 - Step 6: Final answer
x = 1,055,291.62
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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.