Finding the Fourth Proportional to 2,810,376.84, 3,878,395.44 and 1,707,432.84
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Solution
The fourth proportional to 2,810,376.84, 3,878,395.44 and 1,707,432.84 is: 2,356,303.13
Step by Step Solution
- Step 1: Write the proportion equation
2,810,376.84 : 3,878,395.44 = 1,707,432.84 : x - Step 2: Convert to fraction form
2,810,376.84/3,878,395.44 = 1,707,432.84/x - Step 3: Cross multiply
2,810,376.84x = 3,878,395.44 × 1,707,432.84 - Step 4: Simplify right side
2,810,376.84x = 6,622,099,740,762.25 - Step 5: Solve for x
x = 6,622,099,740,762.25/2,810,376.84 - Step 6: Final answer
x = 2,356,303.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.