Finding the Fourth Proportional to 1,869,803.39, 2,580,328.58 and 1,010,363.63
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Solution
The fourth proportional to 1,869,803.39, 2,580,328.58 and 1,010,363.63 is: 1,394,301.74
Step by Step Solution
- Step 1: Write the proportion equation
1,869,803.39 : 2,580,328.58 = 1,010,363.63 : x - Step 2: Convert to fraction form
1,869,803.39/2,580,328.58 = 1,010,363.63/x - Step 3: Cross multiply
1,869,803.39x = 2,580,328.58 × 1,010,363.63 - Step 4: Simplify right side
1,869,803.39x = 2,607,070,132,728.08 - Step 5: Solve for x
x = 2,607,070,132,728.08/1,869,803.39 - Step 6: Final answer
x = 1,394,301.74
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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.