Finding the Fourth Proportional to 1,878,629.76, 2,817,426.24 and 530,686.08
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Solution
The fourth proportional to 1,878,629.76, 2,817,426.24 and 530,686.08 is: 795,882.68
Step by Step Solution
- Step 1: Write the proportion equation
1,878,629.76 : 2,817,426.24 = 530,686.08 : x - Step 2: Convert to fraction form
1,878,629.76/2,817,426.24 = 530,686.08/x - Step 3: Cross multiply
1,878,629.76x = 2,817,426.24 × 530,686.08 - Step 4: Simplify right side
1,878,629.76x = 1,495,168,886,994.74 - Step 5: Solve for x
x = 1,495,168,886,994.74/1,878,629.76 - Step 6: Final answer
x = 795,882.68
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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.