Finding the Fourth Proportional to 1,484,747.52, 2,048,957.40 and 805,684.08
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Solution
The fourth proportional to 1,484,747.52, 2,048,957.40 and 805,684.08 is: 1,111,847.19
Step by Step Solution
- Step 1: Write the proportion equation
1,484,747.52 : 2,048,957.40 = 805,684.08 : x - Step 2: Convert to fraction form
1,484,747.52/2,048,957.40 = 805,684.08/x - Step 3: Cross multiply
1,484,747.52x = 2,048,957.40 × 805,684.08 - Step 4: Simplify right side
1,484,747.52x = 1,650,812,357,778.19 - Step 5: Solve for x
x = 1,650,812,357,778.19/1,484,747.52 - Step 6: Final answer
x = 1,111,847.19
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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.