Finding the Fourth Proportional to 1,484,966.80, 2,049,261.48 and 805,904.08
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Solution
The fourth proportional to 1,484,966.80, 2,049,261.48 and 805,904.08 is: 1,112,151.59
Step by Step Solution
- Step 1: Write the proportion equation
1,484,966.80 : 2,049,261.48 = 805,904.08 : x - Step 2: Convert to fraction form
1,484,966.80/2,049,261.48 = 805,904.08/x - Step 3: Cross multiply
1,484,966.80x = 2,049,261.48 × 805,904.08 - Step 4: Simplify right side
1,484,966.80x = 1,651,508,187,718.84 - Step 5: Solve for x
x = 1,651,508,187,718.84/1,484,966.80 - Step 6: Final answer
x = 1,112,151.59
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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.