Finding the Fourth Proportional to 1,629,638.07, 2,249,005.64 and 904,485.84
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Solution
The fourth proportional to 1,629,638.07, 2,249,005.64 and 904,485.84 is: 1,248,248.79
Step by Step Solution
- Step 1: Write the proportion equation
1,629,638.07 : 2,249,005.64 = 904,485.84 : x - Step 2: Convert to fraction form
1,629,638.07/2,249,005.64 = 904,485.84/x - Step 3: Cross multiply
1,629,638.07x = 2,249,005.64 × 904,485.84 - Step 4: Simplify right side
1,629,638.07x = 2,034,193,750,937.71 - Step 5: Solve for x
x = 2,034,193,750,937.71/1,629,638.07 - Step 6: Final answer
x = 1,248,248.79
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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.