Finding the Fourth Proportional to 2,896,402.68, 4,361,948.55 and 2,637,831.24
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Solution
The fourth proportional to 2,896,402.68, 4,361,948.55 and 2,637,831.24 is: 3,972,542.99
Step by Step Solution
- Step 1: Write the proportion equation
2,896,402.68 : 4,361,948.55 = 2,637,831.24 : x - Step 2: Convert to fraction form
2,896,402.68/4,361,948.55 = 2,637,831.24/x - Step 3: Cross multiply
2,896,402.68x = 4,361,948.55 × 2,637,831.24 - Step 4: Simplify right side
2,896,402.68x = 11,506,084,152,462.70 - Step 5: Solve for x
x = 11,506,084,152,462.70/2,896,402.68 - Step 6: Final answer
x = 3,972,542.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.