Finding the Fourth Proportional to 1,666,124.64, 2,299,246.56 and 941,122.80
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Solution
The fourth proportional to 1,666,124.64, 2,299,246.56 and 941,122.80 is: 1,298,746.39
Step by Step Solution
- Step 1: Write the proportion equation
1,666,124.64 : 2,299,246.56 = 941,122.80 : x - Step 2: Convert to fraction form
1,666,124.64/2,299,246.56 = 941,122.80/x - Step 3: Cross multiply
1,666,124.64x = 2,299,246.56 × 941,122.80 - Step 4: Simplify right side
1,666,124.64x = 2,163,873,360,437.57 - Step 5: Solve for x
x = 2,163,873,360,437.57/1,666,124.64 - Step 6: Final answer
x = 1,298,746.39
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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.