Finding the Fourth Proportional to 1,575,620.16, 2,174,328 and 896,542.08
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Solution
The fourth proportional to 1,575,620.16, 2,174,328 and 896,542.08 is: 1,237,212.24
Step by Step Solution
- Step 1: Write the proportion equation
1,575,620.16 : 2,174,328 = 896,542.08 : x - Step 2: Convert to fraction form
1,575,620.16/2,174,328 = 896,542.08/x - Step 3: Cross multiply
1,575,620.16x = 2,174,328 × 896,542.08 - Step 4: Simplify right side
1,575,620.16x = 1,949,376,547,722.24 - Step 5: Solve for x
x = 1,949,376,547,722.24/1,575,620.16 - Step 6: Final answer
x = 1,237,212.24
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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.