Finding the Fourth Proportional to 1,326,357.12, 1,830,307.68 and 753,322.08
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Solution
The fourth proportional to 1,326,357.12, 1,830,307.68 and 753,322.08 is: 1,039,547.47
Step by Step Solution
- Step 1: Write the proportion equation
1,326,357.12 : 1,830,307.68 = 753,322.08 : x - Step 2: Convert to fraction form
1,326,357.12/1,830,307.68 = 753,322.08/x - Step 3: Cross multiply
1,326,357.12x = 1,830,307.68 × 753,322.08 - Step 4: Simplify right side
1,326,357.12x = 1,378,811,188,537.57 - Step 5: Solve for x
x = 1,378,811,188,537.57/1,326,357.12 - Step 6: Final answer
x = 1,039,547.47
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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.