Finding the Fourth Proportional to 4,607,853.36, 6,911,879.66 and 1,412,908.80
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Solution
The fourth proportional to 4,607,853.36, 6,911,879.66 and 1,412,908.80 is: 2,119,393.75
Step by Step Solution
- Step 1: Write the proportion equation
4,607,853.36 : 6,911,879.66 = 1,412,908.80 : x - Step 2: Convert to fraction form
4,607,853.36/6,911,879.66 = 1,412,908.80/x - Step 3: Cross multiply
4,607,853.36x = 6,911,879.66 × 1,412,908.80 - Step 4: Simplify right side
4,607,853.36x = 9,765,855,596,155.01 - Step 5: Solve for x
x = 9,765,855,596,155.01/4,607,853.36 - Step 6: Final answer
x = 2,119,393.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.