Finding the Fourth Proportional to 4,249,345.68, 6,374,009.61 and 1,331,662.50
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Solution
The fourth proportional to 4,249,345.68, 6,374,009.61 and 1,331,662.50 is: 1,997,490.96
Step by Step Solution
- Step 1: Write the proportion equation
4,249,345.68 : 6,374,009.61 = 1,331,662.50 : x - Step 2: Convert to fraction form
4,249,345.68/6,374,009.61 = 1,331,662.50/x - Step 3: Cross multiply
4,249,345.68x = 6,374,009.61 × 1,331,662.50 - Step 4: Simplify right side
4,249,345.68x = 8,488,029,572,276.63 - Step 5: Solve for x
x = 8,488,029,572,276.63/4,249,345.68 - Step 6: Final answer
x = 1,997,490.96
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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.