Finding the Fourth Proportional to 4,277,306.53, 6,415,903.98 and 1,038,870.74
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Solution
The fourth proportional to 4,277,306.53, 6,415,903.98 and 1,038,870.74 is: 1,558,292.55
Step by Step Solution
- Step 1: Write the proportion equation
4,277,306.53 : 6,415,903.98 = 1,038,870.74 : x - Step 2: Convert to fraction form
4,277,306.53/6,415,903.98 = 1,038,870.74/x - Step 3: Cross multiply
4,277,306.53x = 6,415,903.98 × 1,038,870.74 - Step 4: Simplify right side
4,277,306.53x = 6,665,294,903,555.90 - Step 5: Solve for x
x = 6,665,294,903,555.90/4,277,306.53 - Step 6: Final answer
x = 1,558,292.55
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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.