Finding the Fourth Proportional to 2,996,637.42, 4,134,347.70 and 1,706,564.40
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Solution
The fourth proportional to 2,996,637.42, 4,134,347.70 and 1,706,564.40 is: 2,354,482.58
Step by Step Solution
- Step 1: Write the proportion equation
2,996,637.42 : 4,134,347.70 = 1,706,564.40 : x - Step 2: Convert to fraction form
2,996,637.42/4,134,347.70 = 1,706,564.40/x - Step 3: Cross multiply
2,996,637.42x = 4,134,347.70 × 1,706,564.40 - Step 4: Simplify right side
2,996,637.42x = 7,055,530,602,041.88 - Step 5: Solve for x
x = 7,055,530,602,041.88/2,996,637.42 - Step 6: Final answer
x = 2,354,482.58
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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.