Finding the Fourth Proportional to 4,943,124.55, 6,821,582.30 and 2,849,925.59
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Solution
The fourth proportional to 4,943,124.55, 6,821,582.30 and 2,849,925.59 is: 3,932,937.91
Step by Step Solution
- Step 1: Write the proportion equation
4,943,124.55 : 6,821,582.30 = 2,849,925.59 : x - Step 2: Convert to fraction form
4,943,124.55/6,821,582.30 = 2,849,925.59/x - Step 3: Cross multiply
4,943,124.55x = 6,821,582.30 × 2,849,925.59 - Step 4: Simplify right side
4,943,124.55x = 19,441,001,934,077.96 - Step 5: Solve for x
x = 19,441,001,934,077.96/4,943,124.55 - Step 6: Final answer
x = 3,932,937.91
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1.5x scale
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.