Finding the Fourth Proportional to 4,730,772.74, 6,528,468.98 and 2,555,315.88
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Solution
The fourth proportional to 4,730,772.74, 6,528,468.98 and 2,555,315.88 is: 3,526,337.32
Step by Step Solution
- Step 1: Write the proportion equation
4,730,772.74 : 6,528,468.98 = 2,555,315.88 : x - Step 2: Convert to fraction form
4,730,772.74/6,528,468.98 = 2,555,315.88/x - Step 3: Cross multiply
4,730,772.74x = 6,528,468.98 × 2,555,315.88 - Step 4: Simplify right side
4,730,772.74x = 16,682,300,456,681.40 - Step 5: Solve for x
x = 16,682,300,456,681.40/4,730,772.74 - Step 6: Final answer
x = 3,526,337.32
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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.