Finding the Fourth Proportional to 2,664,807.42, 3,998,734.77 and 1,127,681.76
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Solution
The fourth proportional to 2,664,807.42, 3,998,734.77 and 1,127,681.76 is: 1,692,167.41
Step by Step Solution
- Step 1: Write the proportion equation
2,664,807.42 : 3,998,734.77 = 1,127,681.76 : x - Step 2: Convert to fraction form
2,664,807.42/3,998,734.77 = 1,127,681.76/x - Step 3: Cross multiply
2,664,807.42x = 3,998,734.77 × 1,127,681.76 - Step 4: Simplify right side
2,664,807.42x = 4,509,300,263,206.80 - Step 5: Solve for x
x = 4,509,300,263,206.80/2,664,807.42 - Step 6: Final answer
x = 1,692,167.41
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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.