Finding the Fourth Proportional to 1,411,422.74, 2,117,837.51 and 559,108.74
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Solution
The fourth proportional to 1,411,422.74, 2,117,837.51 and 559,108.74 is: 838,941.75
Step by Step Solution
- Step 1: Write the proportion equation
1,411,422.74 : 2,117,837.51 = 559,108.74 : x - Step 2: Convert to fraction form
1,411,422.74/2,117,837.51 = 559,108.74/x - Step 3: Cross multiply
1,411,422.74x = 2,117,837.51 × 559,108.74 - Step 4: Simplify right side
1,411,422.74x = 1,184,101,461,740.84 - Step 5: Solve for x
x = 1,184,101,461,740.84/1,411,422.74 - Step 6: Final answer
x = 838,941.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.