Finding the Fourth Proportional to 1,498,110.36, 2,067,428.88 and 909,416.76
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Solution
The fourth proportional to 1,498,110.36, 2,067,428.88 and 909,416.76 is: 1,255,017.34
Step by Step Solution
- Step 1: Write the proportion equation
1,498,110.36 : 2,067,428.88 = 909,416.76 : x - Step 2: Convert to fraction form
1,498,110.36/2,067,428.88 = 909,416.76/x - Step 3: Cross multiply
1,498,110.36x = 2,067,428.88 × 909,416.76 - Step 4: Simplify right side
1,498,110.36x = 1,880,154,473,580.03 - Step 5: Solve for x
x = 1,880,154,473,580.03/1,498,110.36 - Step 6: Final answer
x = 1,255,017.34
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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.