Finding the Fourth Proportional to 4,853,962.06, 6,698,425.48 and 2,648,868.51
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Solution
The fourth proportional to 4,853,962.06, 6,698,425.48 and 2,648,868.51 is: 3,655,415.53
Step by Step Solution
- Step 1: Write the proportion equation
4,853,962.06 : 6,698,425.48 = 2,648,868.51 : x - Step 2: Convert to fraction form
4,853,962.06/6,698,425.48 = 2,648,868.51/x - Step 3: Cross multiply
4,853,962.06x = 6,698,425.48 × 2,648,868.51 - Step 4: Simplify right side
4,853,962.06x = 17,743,248,288,119.86 - Step 5: Solve for x
x = 17,743,248,288,119.86/4,853,962.06 - Step 6: Final answer
x = 3,655,415.53
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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.