Finding the Fourth Proportional to 1,403,771.99, 1,937,206.64 and 759,192.18
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Solution
The fourth proportional to 1,403,771.99, 1,937,206.64 and 759,192.18 is: 1,047,685.91
Step by Step Solution
- Step 1: Write the proportion equation
1,403,771.99 : 1,937,206.64 = 759,192.18 : x - Step 2: Convert to fraction form
1,403,771.99/1,937,206.64 = 759,192.18/x - Step 3: Cross multiply
1,403,771.99x = 1,937,206.64 × 759,192.18 - Step 4: Simplify right side
1,403,771.99x = 1,470,712,139,159.35 - Step 5: Solve for x
x = 1,470,712,139,159.35/1,403,771.99 - Step 6: Final answer
x = 1,047,685.91
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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.