Finding the Fourth Proportional to 2,115,730.08, 3,173,595.12 and 619,822.08
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Solution
The fourth proportional to 2,115,730.08, 3,173,595.12 and 619,822.08 is: 929,733.12
Step by Step Solution
- Step 1: Write the proportion equation
2,115,730.08 : 3,173,595.12 = 619,822.08 : x - Step 2: Convert to fraction form
2,115,730.08/3,173,595.12 = 619,822.08/x - Step 3: Cross multiply
2,115,730.08x = 3,173,595.12 × 619,822.08 - Step 4: Simplify right side
2,115,730.08x = 1,967,064,328,356.25 - Step 5: Solve for x
x = 1,967,064,328,356.25/2,115,730.08 - Step 6: Final answer
x = 929,733.12
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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.