Finding the Fourth Proportional to 1,768,152.16, 2,652,246.74 and 1,415,408.48
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Solution
The fourth proportional to 1,768,152.16, 2,652,246.74 and 1,415,408.48 is: 2,123,127.53
Step by Step Solution
- Step 1: Write the proportion equation
1,768,152.16 : 2,652,246.74 = 1,415,408.48 : x - Step 2: Convert to fraction form
1,768,152.16/2,652,246.74 = 1,415,408.48/x - Step 3: Cross multiply
1,768,152.16x = 2,652,246.74 × 1,415,408.48 - Step 4: Simplify right side
1,768,152.16x = 3,754,012,526,848.36 - Step 5: Solve for x
x = 3,754,012,526,848.36/1,768,152.16 - Step 6: Final answer
x = 2,123,127.53
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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.