Finding the Fourth Proportional to 4,913,248.28, 7,370,136.42 and 1,547,718.68
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Solution
The fourth proportional to 4,913,248.28, 7,370,136.42 and 1,547,718.68 is: 2,321,661.18
Step by Step Solution
- Step 1: Write the proportion equation
4,913,248.28 : 7,370,136.42 = 1,547,718.68 : x - Step 2: Convert to fraction form
4,913,248.28/7,370,136.42 = 1,547,718.68/x - Step 3: Cross multiply
4,913,248.28x = 7,370,136.42 × 1,547,718.68 - Step 4: Simplify right side
4,913,248.28x = 11,406,897,811,382.32 - Step 5: Solve for x
x = 11,406,897,811,382.32/4,913,248.28 - Step 6: Final answer
x = 2,321,661.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.