Finding the Fourth Proportional to 1,572,220.08, 2,169,740.66 and 884,108.55
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Solution
The fourth proportional to 1,572,220.08, 2,169,740.66 and 884,108.55 is: 1,220,113.07
Step by Step Solution
- Step 1: Write the proportion equation
1,572,220.08 : 2,169,740.66 = 884,108.55 : x - Step 2: Convert to fraction form
1,572,220.08/2,169,740.66 = 884,108.55/x - Step 3: Cross multiply
1,572,220.08x = 2,169,740.66 × 884,108.55 - Step 4: Simplify right side
1,572,220.08x = 1,918,286,264,368.10 - Step 5: Solve for x
x = 1,918,286,264,368.10/1,572,220.08 - Step 6: Final answer
x = 1,220,113.07
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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.