Finding the Fourth Proportional to 1,577,292.13, 2,176,664.16 and 852,139.43
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Solution
The fourth proportional to 1,577,292.13, 2,176,664.16 and 852,139.43 is: 1,175,952.96
Step by Step Solution
- Step 1: Write the proportion equation
1,577,292.13 : 2,176,664.16 = 852,139.43 : x - Step 2: Convert to fraction form
1,577,292.13/2,176,664.16 = 852,139.43/x - Step 3: Cross multiply
1,577,292.13x = 2,176,664.16 × 852,139.43 - Step 4: Simplify right side
1,577,292.13x = 1,854,821,356,603.83 - Step 5: Solve for x
x = 1,854,821,356,603.83/1,577,292.13 - Step 6: Final answer
x = 1,175,952.96
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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.