Finding the Fourth Proportional to 1,736,036.19, 2,395,768.28 and 990,946.71
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Solution
The fourth proportional to 1,736,036.19, 2,395,768.28 and 990,946.71 is: 1,367,528.34
Step by Step Solution
- Step 1: Write the proportion equation
1,736,036.19 : 2,395,768.28 = 990,946.71 : x - Step 2: Convert to fraction form
1,736,036.19/2,395,768.28 = 990,946.71/x - Step 3: Cross multiply
1,736,036.19x = 2,395,768.28 × 990,946.71 - Step 4: Simplify right side
1,736,036.19x = 2,374,078,690,033.63 - Step 5: Solve for x
x = 2,374,078,690,033.63/1,736,036.19 - Step 6: Final answer
x = 1,367,528.34
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1.5x scale
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.