Finding the Fourth Proportional to 1,790,348.68, 2,470,712.70 and 974,575.84
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Solution
The fourth proportional to 1,790,348.68, 2,470,712.70 and 974,575.84 is: 1,344,931.82
Step by Step Solution
- Step 1: Write the proportion equation
1,790,348.68 : 2,470,712.70 = 974,575.84 : x - Step 2: Convert to fraction form
1,790,348.68/2,470,712.70 = 974,575.84/x - Step 3: Cross multiply
1,790,348.68x = 2,470,712.70 × 974,575.84 - Step 4: Simplify right side
1,790,348.68x = 2,407,896,905,001.17 - Step 5: Solve for x
x = 2,407,896,905,001.17/1,790,348.68 - Step 6: Final answer
x = 1,344,931.82
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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.