Finding the Fourth Proportional to 2,378,750.17, 3,282,698.87 and 1,291,031.41
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Solution
The fourth proportional to 2,378,750.17, 3,282,698.87 and 1,291,031.41 is: 1,781,636.17
Step by Step Solution
- Step 1: Write the proportion equation
2,378,750.17 : 3,282,698.87 = 1,291,031.41 : x - Step 2: Convert to fraction form
2,378,750.17/3,282,698.87 = 1,291,031.41/x - Step 3: Cross multiply
2,378,750.17x = 3,282,698.87 × 1,291,031.41 - Step 4: Simplify right side
2,378,750.17x = 4,238,067,350,741.51 - Step 5: Solve for x
x = 4,238,067,350,741.51/2,378,750.17 - Step 6: Final answer
x = 1,781,636.17
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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.