Finding the Fourth Proportional to 2,197,129.23, 3,031,547.94 and 1,326,105.20
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Solution
The fourth proportional to 2,197,129.23, 3,031,547.94 and 1,326,105.20 is: 1,829,729.19
Step by Step Solution
- Step 1: Write the proportion equation
2,197,129.23 : 3,031,547.94 = 1,326,105.20 : x - Step 2: Convert to fraction form
2,197,129.23/3,031,547.94 = 1,326,105.20/x - Step 3: Cross multiply
2,197,129.23x = 3,031,547.94 × 1,326,105.20 - Step 4: Simplify right side
2,197,129.23x = 4,020,151,494,862.16 - Step 5: Solve for x
x = 4,020,151,494,862.16/2,197,129.23 - Step 6: Final answer
x = 1,829,729.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.