Finding the Fourth Proportional to 4,455,307.94, 6,148,330.90 and 2,418,117.70
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Solution
The fourth proportional to 4,455,307.94, 6,148,330.90 and 2,418,117.70 is: 3,337,005.65
Step by Step Solution
- Step 1: Write the proportion equation
4,455,307.94 : 6,148,330.90 = 2,418,117.70 : x - Step 2: Convert to fraction form
4,455,307.94/6,148,330.90 = 2,418,117.70/x - Step 3: Cross multiply
4,455,307.94x = 6,148,330.90 × 2,418,117.70 - Step 4: Simplify right side
4,455,307.94x = 14,867,387,774,746.93 - Step 5: Solve for x
x = 14,867,387,774,746.93/4,455,307.94 - Step 6: Final answer
x = 3,337,005.65
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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.