Finding the Fourth Proportional to 1,700,646.76, 2,346,803.88 and 1,056,053.08
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Solution
The fourth proportional to 1,700,646.76, 2,346,803.88 and 1,056,053.08 is: 1,457,298.20
Step by Step Solution
- Step 1: Write the proportion equation
1,700,646.76 : 2,346,803.88 = 1,056,053.08 : x - Step 2: Convert to fraction form
1,700,646.76/2,346,803.88 = 1,056,053.08/x - Step 3: Cross multiply
1,700,646.76x = 2,346,803.88 × 1,056,053.08 - Step 4: Simplify right side
1,700,646.76x = 2,478,349,465,629.95 - Step 5: Solve for x
x = 2,478,349,465,629.95/1,700,646.76 - Step 6: Final answer
x = 1,457,298.20
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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.