Finding the Fourth Proportional to 1,337,158.71, 1,845,268.08 and 725,309.91
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Solution
The fourth proportional to 1,337,158.71, 1,845,268.08 and 725,309.91 is: 1,000,921.74
Step by Step Solution
- Step 1: Write the proportion equation
1,337,158.71 : 1,845,268.08 = 725,309.91 : x - Step 2: Convert to fraction form
1,337,158.71/1,845,268.08 = 725,309.91/x - Step 3: Cross multiply
1,337,158.71x = 1,845,268.08 × 725,309.91 - Step 4: Simplify right side
1,337,158.71x = 1,338,391,225,030.67 - Step 5: Solve for x
x = 1,338,391,225,030.67/1,337,158.71 - Step 6: Final answer
x = 1,000,921.74
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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.