Finding the Fourth Proportional to 1,875,156.95, 2,587,714.16 and 1,015,720.63
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Solution
The fourth proportional to 1,875,156.95, 2,587,714.16 and 1,015,720.63 is: 1,401,693.14
Step by Step Solution
- Step 1: Write the proportion equation
1,875,156.95 : 2,587,714.16 = 1,015,720.63 : x - Step 2: Convert to fraction form
1,875,156.95/2,587,714.16 = 1,015,720.63/x - Step 3: Cross multiply
1,875,156.95x = 2,587,714.16 × 1,015,720.63 - Step 4: Simplify right side
1,875,156.95x = 2,628,394,645,307.23 - Step 5: Solve for x
x = 2,628,394,645,307.23/1,875,156.95 - Step 6: Final answer
x = 1,401,693.14
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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.