Finding the Fourth Proportional to 2,374,681.68, 3,277,072.08 and 1,286,955.36
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Solution
The fourth proportional to 2,374,681.68, 3,277,072.08 and 1,286,955.36 is: 1,776,004.55
Step by Step Solution
- Step 1: Write the proportion equation
2,374,681.68 : 3,277,072.08 = 1,286,955.36 : x - Step 2: Convert to fraction form
2,374,681.68/3,277,072.08 = 1,286,955.36/x - Step 3: Cross multiply
2,374,681.68x = 3,277,072.08 × 1,286,955.36 - Step 4: Simplify right side
2,374,681.68x = 4,217,445,478,462.35 - Step 5: Solve for x
x = 4,217,445,478,462.35/2,374,681.68 - Step 6: Final answer
x = 1,776,004.55
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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.