Finding the Fourth Proportional to 1,422,355.74, 2,133,476.51 and 783,925.08
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Solution
The fourth proportional to 1,422,355.74, 2,133,476.51 and 783,925.08 is: 1,175,856.15
Step by Step Solution
- Step 1: Write the proportion equation
1,422,355.74 : 2,133,476.51 = 783,925.08 : x - Step 2: Convert to fraction form
1,422,355.74/2,133,476.51 = 783,925.08/x - Step 3: Cross multiply
1,422,355.74x = 2,133,476.51 × 783,925.08 - Step 4: Simplify right side
1,422,355.74x = 1,672,485,739,860.25 - Step 5: Solve for x
x = 1,672,485,739,860.25/1,422,355.74 - Step 6: Final answer
x = 1,175,856.15
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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.