Finding the Fourth Proportional to 1,070,572.95, 1,605,848.49 and 360,596.21
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Solution
The fourth proportional to 1,070,572.95, 1,605,848.49 and 360,596.21 is: 540,890.62
Step by Step Solution
- Step 1: Write the proportion equation
1,070,572.95 : 1,605,848.49 = 360,596.21 : x - Step 2: Convert to fraction form
1,070,572.95/1,605,848.49 = 360,596.21/x - Step 3: Cross multiply
1,070,572.95x = 1,605,848.49 × 360,596.21 - Step 4: Simplify right side
1,070,572.95x = 579,062,871,298.98 - Step 5: Solve for x
x = 579,062,871,298.98/1,070,572.95 - Step 6: Final answer
x = 540,890.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.