Finding the Fourth Proportional to 1,031,593.40, 1,423,503.66 and 578,801.08
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Solution
The fourth proportional to 1,031,593.40, 1,423,503.66 and 578,801.08 is: 798,692.06
Step by Step Solution
- Step 1: Write the proportion equation
1,031,593.40 : 1,423,503.66 = 578,801.08 : x - Step 2: Convert to fraction form
1,031,593.40/1,423,503.66 = 578,801.08/x - Step 3: Cross multiply
1,031,593.40x = 1,423,503.66 × 578,801.08 - Step 4: Simplify right side
1,031,593.40x = 823,925,455,791.95 - Step 5: Solve for x
x = 823,925,455,791.95/1,031,593.40 - Step 6: Final answer
x = 798,692.06
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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.