Finding the Fourth Proportional to 1,572,149.80, 2,358,224.70 and 732,341.80
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Solution
The fourth proportional to 1,572,149.80, 2,358,224.70 and 732,341.80 is: 1,098,512.70
Step by Step Solution
- Step 1: Write the proportion equation
1,572,149.80 : 2,358,224.70 = 732,341.80 : x - Step 2: Convert to fraction form
1,572,149.80/2,358,224.70 = 732,341.80/x - Step 3: Cross multiply
1,572,149.80x = 2,358,224.70 × 732,341.80 - Step 4: Simplify right side
1,572,149.80x = 1,727,026,521,602.46 - Step 5: Solve for x
x = 1,727,026,521,602.46/1,572,149.80 - Step 6: Final answer
x = 1,098,512.70
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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.