Finding the Fourth Proportional to 4,884,364.44, 6,734,228.40 and 3,490,590.78
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Solution
The fourth proportional to 4,884,364.44, 6,734,228.40 and 3,490,590.78 is: 4,812,588.38
Step by Step Solution
- Step 1: Write the proportion equation
4,884,364.44 : 6,734,228.40 = 3,490,590.78 : x - Step 2: Convert to fraction form
4,884,364.44/6,734,228.40 = 3,490,590.78/x - Step 3: Cross multiply
4,884,364.44x = 6,734,228.40 × 3,490,590.78 - Step 4: Simplify right side
4,884,364.44x = 23,506,435,563,454.15 - Step 5: Solve for x
x = 23,506,435,563,454.15/4,884,364.44 - Step 6: Final answer
x = 4,812,588.38
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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.