Finding the Fourth Proportional to 1,472,975.70, 2,032,470.27 and 828,393.90
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Solution
The fourth proportional to 1,472,975.70, 2,032,470.27 and 828,393.90 is: 1,143,050.75
Step by Step Solution
- Step 1: Write the proportion equation
1,472,975.70 : 2,032,470.27 = 828,393.90 : x - Step 2: Convert to fraction form
1,472,975.70/2,032,470.27 = 828,393.90/x - Step 3: Cross multiply
1,472,975.70x = 2,032,470.27 × 828,393.90 - Step 4: Simplify right side
1,472,975.70x = 1,683,685,973,599.35 - Step 5: Solve for x
x = 1,683,685,973,599.35/1,472,975.70 - Step 6: Final answer
x = 1,143,050.75
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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.