Finding the Fourth Proportional to 4,909,136.88, 7,358,652.75 and 2,177,970.51
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Solution
The fourth proportional to 4,909,136.88, 7,358,652.75 and 2,177,970.51 is: 3,264,714.16
Step by Step Solution
- Step 1: Write the proportion equation
4,909,136.88 : 7,358,652.75 = 2,177,970.51 : x - Step 2: Convert to fraction form
4,909,136.88/7,358,652.75 = 2,177,970.51/x - Step 3: Cross multiply
4,909,136.88x = 7,358,652.75 × 2,177,970.51 - Step 4: Simplify right side
4,909,136.88x = 16,026,928,682,830.40 - Step 5: Solve for x
x = 16,026,928,682,830.40/4,909,136.88 - Step 6: Final answer
x = 3,264,714.16
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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.