Finding the Fourth Proportional to 1,624,894.38, 2,242,326.87 and 899,726.49
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Solution
The fourth proportional to 1,624,894.38, 2,242,326.87 and 899,726.49 is: 1,241,607.40
Step by Step Solution
- Step 1: Write the proportion equation
1,624,894.38 : 2,242,326.87 = 899,726.49 : x - Step 2: Convert to fraction form
1,624,894.38/2,242,326.87 = 899,726.49/x - Step 3: Cross multiply
1,624,894.38x = 2,242,326.87 × 899,726.49 - Step 4: Simplify right side
1,624,894.38x = 2,017,480,884,177.79 - Step 5: Solve for x
x = 2,017,480,884,177.79/1,624,894.38 - Step 6: Final answer
x = 1,241,607.40
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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.