Finding the Fourth Proportional to 1,465,106.70, 2,197,368.45 and 706,946.70
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Solution
The fourth proportional to 1,465,106.70, 2,197,368.45 and 706,946.70 is: 1,060,279.35
Step by Step Solution
- Step 1: Write the proportion equation
1,465,106.70 : 2,197,368.45 = 706,946.70 : x - Step 2: Convert to fraction form
1,465,106.70/2,197,368.45 = 706,946.70/x - Step 3: Cross multiply
1,465,106.70x = 2,197,368.45 × 706,946.70 - Step 4: Simplify right side
1,465,106.70x = 1,553,422,374,411.62 - Step 5: Solve for x
x = 1,553,422,374,411.62/1,465,106.70 - Step 6: Final answer
x = 1,060,279.35
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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.