Finding the Fourth Proportional to 4,506,140.84, 6,758,403.55 and 1,266,901.63
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Solution
The fourth proportional to 4,506,140.84, 6,758,403.55 and 1,266,901.63 is: 1,900,125.35
Step by Step Solution
- Step 1: Write the proportion equation
4,506,140.84 : 6,758,403.55 = 1,266,901.63 : x - Step 2: Convert to fraction form
4,506,140.84/6,758,403.55 = 1,266,901.63/x - Step 3: Cross multiply
4,506,140.84x = 6,758,403.55 × 1,266,901.63 - Step 4: Simplify right side
4,506,140.84x = 8,562,232,453,629.52 - Step 5: Solve for x
x = 8,562,232,453,629.52/4,506,140.84 - Step 6: Final answer
x = 1,900,125.35
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1.5x scale
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.