Finding the Fourth Proportional to 1,679,244.08, 2,518,866.11 and 417,071.70
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Solution
The fourth proportional to 1,679,244.08, 2,518,866.11 and 417,071.70 is: 625,607.55
Step by Step Solution
- Step 1: Write the proportion equation
1,679,244.08 : 2,518,866.11 = 417,071.70 : x - Step 2: Convert to fraction form
1,679,244.08/2,518,866.11 = 417,071.70/x - Step 3: Cross multiply
1,679,244.08x = 2,518,866.11 × 417,071.70 - Step 4: Simplify right side
1,679,244.08x = 1,050,547,771,612.77 - Step 5: Solve for x
x = 1,050,547,771,612.77/1,679,244.08 - Step 6: Final answer
x = 625,607.55
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1.5x scale
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.