Finding the Fourth Proportional to 1,578,948.04, 2,178,970.70 and 966,877.48
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Solution
The fourth proportional to 1,578,948.04, 2,178,970.70 and 966,877.48 is: 1,334,304.64
Step by Step Solution
- Step 1: Write the proportion equation
1,578,948.04 : 2,178,970.70 = 966,877.48 : x - Step 2: Convert to fraction form
1,578,948.04/2,178,970.70 = 966,877.48/x - Step 3: Cross multiply
1,578,948.04x = 2,178,970.70 × 966,877.48 - Step 4: Simplify right side
1,578,948.04x = 2,106,797,699,409.84 - Step 5: Solve for x
x = 2,106,797,699,409.84/1,578,948.04 - Step 6: Final answer
x = 1,334,304.64
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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.