Finding the Fourth Proportional to 4,430,412.08, 6,645,617.44 and 1,064,619.12
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Solution
The fourth proportional to 4,430,412.08, 6,645,617.44 and 1,064,619.12 is: 1,596,928.52
Step by Step Solution
- Step 1: Write the proportion equation
4,430,412.08 : 6,645,617.44 = 1,064,619.12 : x - Step 2: Convert to fraction form
4,430,412.08/6,645,617.44 = 1,064,619.12/x - Step 3: Cross multiply
4,430,412.08x = 6,645,617.44 × 1,064,619.12 - Step 4: Simplify right side
4,430,412.08x = 7,075,051,390,829.45 - Step 5: Solve for x
x = 7,075,051,390,829.45/4,430,412.08 - Step 6: Final answer
x = 1,596,928.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.