Finding the Fourth Proportional to 1,257,430.84, 1,885,088.30 and 546,923.75
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Solution
The fourth proportional to 1,257,430.84, 1,885,088.30 and 546,923.75 is: 819,925.45
Step by Step Solution
- Step 1: Write the proportion equation
1,257,430.84 : 1,885,088.30 = 546,923.75 : x - Step 2: Convert to fraction form
1,257,430.84/1,885,088.30 = 546,923.75/x - Step 3: Cross multiply
1,257,430.84x = 1,885,088.30 × 546,923.75 - Step 4: Simplify right side
1,257,430.84x = 1,030,999,549,957.06 - Step 5: Solve for x
x = 1,030,999,549,957.06/1,257,430.84 - Step 6: Final answer
x = 819,925.45
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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.