Finding the Fourth Proportional to 2,691,822.42, 4,028,248.71 and 1,681,420.23
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Solution
The fourth proportional to 2,691,822.42, 4,028,248.71 and 1,681,420.23 is: 2,516,205.68
Step by Step Solution
- Step 1: Write the proportion equation
2,691,822.42 : 4,028,248.71 = 1,681,420.23 : x - Step 2: Convert to fraction form
2,691,822.42/4,028,248.71 = 1,681,420.23/x - Step 3: Cross multiply
2,691,822.42x = 4,028,248.71 × 1,681,420.23 - Step 4: Simplify right side
2,691,822.42x = 6,773,178,872,465.40 - Step 5: Solve for x
x = 6,773,178,872,465.40/2,691,822.42 - Step 6: Final answer
x = 2,516,205.68
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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.