Finding the Fourth Proportional to 1,610,958.04, 2,223,201.90 and 999,307.88
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Solution
The fourth proportional to 1,610,958.04, 2,223,201.90 and 999,307.88 is: 1,379,094.38
Step by Step Solution
- Step 1: Write the proportion equation
1,610,958.04 : 2,223,201.90 = 999,307.88 : x - Step 2: Convert to fraction form
1,610,958.04/2,223,201.90 = 999,307.88/x - Step 3: Cross multiply
1,610,958.04x = 2,223,201.90 × 999,307.88 - Step 4: Simplify right side
1,610,958.04x = 2,221,663,175,852.23 - Step 5: Solve for x
x = 2,221,663,175,852.23/1,610,958.04 - Step 6: Final answer
x = 1,379,094.38
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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.