Finding the Fourth Proportional to 1,004,347.08, 1,386,017.19 and 545,461.56
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Solution
The fourth proportional to 1,004,347.08, 1,386,017.19 and 545,461.56 is: 752,746.85
Step by Step Solution
- Step 1: Write the proportion equation
1,004,347.08 : 1,386,017.19 = 545,461.56 : x - Step 2: Convert to fraction form
1,004,347.08/1,386,017.19 = 545,461.56/x - Step 3: Cross multiply
1,004,347.08x = 1,386,017.19 × 545,461.56 - Step 4: Simplify right side
1,004,347.08x = 756,019,098,644.22 - Step 5: Solve for x
x = 756,019,098,644.22/1,004,347.08 - Step 6: Final answer
x = 752,746.85
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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.