Finding the Fourth Proportional to 1,884,384.32, 2,600,214.68 and 1,273,865.08
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Solution
The fourth proportional to 1,884,384.32, 2,600,214.68 and 1,273,865.08 is: 1,757,774.49
Step by Step Solution
- Step 1: Write the proportion equation
1,884,384.32 : 2,600,214.68 = 1,273,865.08 : x - Step 2: Convert to fraction form
1,884,384.32/2,600,214.68 = 1,273,865.08/x - Step 3: Cross multiply
1,884,384.32x = 2,600,214.68 × 1,273,865.08 - Step 4: Simplify right side
1,884,384.32x = 3,312,322,681,355.38 - Step 5: Solve for x
x = 3,312,322,681,355.38/1,884,384.32 - Step 6: Final answer
x = 1,757,774.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.