Finding the Fourth Proportional to 1,447,671.65, 1,998,026.36 and 803,299.44
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Solution
The fourth proportional to 1,447,671.65, 1,998,026.36 and 803,299.44 is: 1,108,686.12
Step by Step Solution
- Step 1: Write the proportion equation
1,447,671.65 : 1,998,026.36 = 803,299.44 : x - Step 2: Convert to fraction form
1,447,671.65/1,998,026.36 = 803,299.44/x - Step 3: Cross multiply
1,447,671.65x = 1,998,026.36 × 803,299.44 - Step 4: Simplify right side
1,447,671.65x = 1,605,013,452,076.74 - Step 5: Solve for x
x = 1,605,013,452,076.74/1,447,671.65 - Step 6: Final answer
x = 1,108,686.12
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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.