Finding the Fourth Proportional to 1,403,793.81, 1,937,235.48 and 759,214.02
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Solution
The fourth proportional to 1,403,793.81, 1,937,235.48 and 759,214.02 is: 1,047,715.36
Step by Step Solution
- Step 1: Write the proportion equation
1,403,793.81 : 1,937,235.48 = 759,214.02 : x - Step 2: Convert to fraction form
1,403,793.81/1,937,235.48 = 759,214.02/x - Step 3: Cross multiply
1,403,793.81x = 1,937,235.48 × 759,214.02 - Step 4: Simplify right side
1,403,793.81x = 1,470,776,336,457.43 - Step 5: Solve for x
x = 1,470,776,336,457.43/1,403,793.81 - Step 6: Final answer
x = 1,047,715.36
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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.