Finding the Fourth Proportional to 4,249,515.48, 5,864,252.76 and 2,315,789.52
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Solution
The fourth proportional to 4,249,515.48, 5,864,252.76 and 2,315,789.52 is: 3,195,746.70
Step by Step Solution
- Step 1: Write the proportion equation
4,249,515.48 : 5,864,252.76 = 2,315,789.52 : x - Step 2: Convert to fraction form
4,249,515.48/5,864,252.76 = 2,315,789.52/x - Step 3: Cross multiply
4,249,515.48x = 5,864,252.76 × 2,315,789.52 - Step 4: Simplify right side
4,249,515.48x = 13,580,375,084,239.07 - Step 5: Solve for x
x = 13,580,375,084,239.07/4,249,515.48 - Step 6: Final answer
x = 3,195,746.70
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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.