Finding the Fourth Proportional to 3,249,430.14, 4,484,353.68 and 1,799,125.52
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Solution
The fourth proportional to 3,249,430.14, 4,484,353.68 and 1,799,125.52 is: 2,482,870.78
Step by Step Solution
- Step 1: Write the proportion equation
3,249,430.14 : 4,484,353.68 = 1,799,125.52 : x - Step 2: Convert to fraction form
3,249,430.14/4,484,353.68 = 1,799,125.52/x - Step 3: Cross multiply
3,249,430.14x = 4,484,353.68 × 1,799,125.52 - Step 4: Simplify right side
3,249,430.14x = 8,067,915,146,393.91 - Step 5: Solve for x
x = 8,067,915,146,393.91/3,249,430.14 - Step 6: Final answer
x = 2,482,870.78
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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.