Finding the Fourth Proportional to 1,447,498.08, 2,170,663.68 and 436,307.04
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Solution
The fourth proportional to 1,447,498.08, 2,170,663.68 and 436,307.04 is: 654,284.70
Step by Step Solution
- Step 1: Write the proportion equation
1,447,498.08 : 2,170,663.68 = 436,307.04 : x - Step 2: Convert to fraction form
1,447,498.08/2,170,663.68 = 436,307.04/x - Step 3: Cross multiply
1,447,498.08x = 2,170,663.68 × 436,307.04 - Step 4: Simplify right side
1,447,498.08x = 947,075,845,056.31 - Step 5: Solve for x
x = 947,075,845,056.31/1,447,498.08 - Step 6: Final answer
x = 654,284.70
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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.