Finding the Fourth Proportional to 4,509,331.47, 6,763,898.65 and 1,097,636.07
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Solution
The fourth proportional to 4,509,331.47, 6,763,898.65 and 1,097,636.07 is: 1,646,430.12
Step by Step Solution
- Step 1: Write the proportion equation
4,509,331.47 : 6,763,898.65 = 1,097,636.07 : x - Step 2: Convert to fraction form
4,509,331.47/6,763,898.65 = 1,097,636.07/x - Step 3: Cross multiply
4,509,331.47x = 6,763,898.65 × 1,097,636.07 - Step 4: Simplify right side
4,509,331.47x = 7,424,299,132,064.31 - Step 5: Solve for x
x = 7,424,299,132,064.31/4,509,331.47 - Step 6: Final answer
x = 1,646,430.12
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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.