Finding the Fourth Proportional to 1,905,309.56, 2,855,748.18 and 706,308.68
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Solution
The fourth proportional to 1,905,309.56, 2,855,748.18 and 706,308.68 is: 1,058,641.48
Step by Step Solution
- Step 1: Write the proportion equation
1,905,309.56 : 2,855,748.18 = 706,308.68 : x - Step 2: Convert to fraction form
1,905,309.56/2,855,748.18 = 706,308.68/x - Step 3: Cross multiply
1,905,309.56x = 2,855,748.18 × 706,308.68 - Step 4: Simplify right side
1,905,309.56x = 2,017,039,727,428.20 - Step 5: Solve for x
x = 2,017,039,727,428.20/1,905,309.56 - Step 6: Final answer
x = 1,058,641.48
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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.