Finding the Fourth Proportional to 4,607,719.63, 6,358,655.79 and 2,570,529.13
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Solution
The fourth proportional to 4,607,719.63, 6,358,655.79 and 2,570,529.13 is: 3,547,331.70
Step by Step Solution
- Step 1: Write the proportion equation
4,607,719.63 : 6,358,655.79 = 2,570,529.13 : x - Step 2: Convert to fraction form
4,607,719.63/6,358,655.79 = 2,570,529.13/x - Step 3: Cross multiply
4,607,719.63x = 6,358,655.79 × 2,570,529.13 - Step 4: Simplify right side
4,607,719.63x = 16,345,109,919,941.52 - Step 5: Solve for x
x = 16,345,109,919,941.52/4,607,719.63 - Step 6: Final answer
x = 3,547,331.70
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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.