Finding the Fourth Proportional to 1,691,312.16, 2,537,341.39 and 493,328.23
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Solution
The fourth proportional to 1,691,312.16, 2,537,341.39 and 493,328.23 is: 740,101.19
Step by Step Solution
- Step 1: Write the proportion equation
1,691,312.16 : 2,537,341.39 = 493,328.23 : x - Step 2: Convert to fraction form
1,691,312.16/2,537,341.39 = 493,328.23/x - Step 3: Cross multiply
1,691,312.16x = 2,537,341.39 × 493,328.23 - Step 4: Simplify right side
1,691,312.16x = 1,251,742,136,834.44 - Step 5: Solve for x
x = 1,251,742,136,834.44/1,691,312.16 - Step 6: Final answer
x = 740,101.19
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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.