Finding the Fourth Proportional to 1,031,600.96, 1,423,543.68 and 572,724.62
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Solution
The fourth proportional to 1,031,600.96, 1,423,543.68 and 572,724.62 is: 790,323.53
Step by Step Solution
- Step 1: Write the proportion equation
1,031,600.96 : 1,423,543.68 = 572,724.62 : x - Step 2: Convert to fraction form
1,031,600.96/1,423,543.68 = 572,724.62/x - Step 3: Cross multiply
1,031,600.96x = 1,423,543.68 × 572,724.62 - Step 4: Simplify right side
1,031,600.96x = 815,298,513,181.40 - Step 5: Solve for x
x = 815,298,513,181.40/1,031,600.96 - Step 6: Final answer
x = 790,323.53
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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.