Finding the Fourth Proportional to 1,369,663.08, 2,054,774.84 and 470,988.11
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Solution
The fourth proportional to 1,369,663.08, 2,054,774.84 and 470,988.11 is: 706,578.52
Step by Step Solution
- Step 1: Write the proportion equation
1,369,663.08 : 2,054,774.84 = 470,988.11 : x - Step 2: Convert to fraction form
1,369,663.08/2,054,774.84 = 470,988.11/x - Step 3: Cross multiply
1,369,663.08x = 2,054,774.84 × 470,988.11 - Step 4: Simplify right side
1,369,663.08x = 967,774,518,367.15 - Step 5: Solve for x
x = 967,774,518,367.15/1,369,663.08 - Step 6: Final answer
x = 706,578.52
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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.