Finding the Fourth Proportional to 1,798,336.20, 2,696,726.70 and 899,430.60
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Solution
The fourth proportional to 1,798,336.20, 2,696,726.70 and 899,430.60 is: 1,348,756.99
Step by Step Solution
- Step 1: Write the proportion equation
1,798,336.20 : 2,696,726.70 = 899,430.60 : x - Step 2: Convert to fraction form
1,798,336.20/2,696,726.70 = 899,430.60/x - Step 3: Cross multiply
1,798,336.20x = 2,696,726.70 × 899,430.60 - Step 4: Simplify right side
1,798,336.20x = 2,425,518,513,817.02 - Step 5: Solve for x
x = 2,425,518,513,817.02/1,798,336.20 - Step 6: Final answer
x = 1,348,756.99
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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.