Finding the Fourth Proportional to 1,316,569.68, 1,974,854.34 and 463,440.42
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Solution
The fourth proportional to 1,316,569.68, 1,974,854.34 and 463,440.42 is: 695,160.57
Step by Step Solution
- Step 1: Write the proportion equation
1,316,569.68 : 1,974,854.34 = 463,440.42 : x - Step 2: Convert to fraction form
1,316,569.68/1,974,854.34 = 463,440.42/x - Step 3: Cross multiply
1,316,569.68x = 1,974,854.34 × 463,440.42 - Step 4: Simplify right side
1,316,569.68x = 915,227,324,768.42 - Step 5: Solve for x
x = 915,227,324,768.42/1,316,569.68 - Step 6: Final answer
x = 695,160.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.