Finding the Fourth Proportional to 1,873,873.84, 2,585,946.76 and 1,014,434.08
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Solution
The fourth proportional to 1,873,873.84, 2,585,946.76 and 1,014,434.08 is: 1,399,919.50
Step by Step Solution
- Step 1: Write the proportion equation
1,873,873.84 : 2,585,946.76 = 1,014,434.08 : x - Step 2: Convert to fraction form
1,873,873.84/2,585,946.76 = 1,014,434.08/x - Step 3: Cross multiply
1,873,873.84x = 2,585,946.76 × 1,014,434.08 - Step 4: Simplify right side
1,873,873.84x = 2,623,272,522,409.58 - Step 5: Solve for x
x = 2,623,272,522,409.58/1,873,873.84 - Step 6: Final answer
x = 1,399,919.50
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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.