Finding the Fourth Proportional to 4,906,050.19, 7,358,495.72 and 1,312,095.68
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Solution
The fourth proportional to 4,906,050.19, 7,358,495.72 and 1,312,095.68 is: 1,967,988.51
Step by Step Solution
- Step 1: Write the proportion equation
4,906,050.19 : 7,358,495.72 = 1,312,095.68 : x - Step 2: Convert to fraction form
4,906,050.19/7,358,495.72 = 1,312,095.68/x - Step 3: Cross multiply
4,906,050.19x = 7,358,495.72 × 1,312,095.68 - Step 4: Simplify right side
4,906,050.19x = 9,655,050,411,998.25 - Step 5: Solve for x
x = 9,655,050,411,998.25/4,906,050.19 - Step 6: Final answer
x = 1,967,988.51
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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.