Finding the Fourth Proportional to 1,432,795.86, 1,975,901.18 and 916,713.07
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Solution
The fourth proportional to 1,432,795.86, 1,975,901.18 and 916,713.07 is: 1,264,195.75
Step by Step Solution
- Step 1: Write the proportion equation
1,432,795.86 : 1,975,901.18 = 916,713.07 : x - Step 2: Convert to fraction form
1,432,795.86/1,975,901.18 = 916,713.07/x - Step 3: Cross multiply
1,432,795.86x = 1,975,901.18 × 916,713.07 - Step 4: Simplify right side
1,432,795.86x = 1,811,334,426,854.92 - Step 5: Solve for x
x = 1,811,334,426,854.92/1,432,795.86 - Step 6: Final answer
x = 1,264,195.75
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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.