Finding the Fourth Proportional to 1,386,258.68, 2,078,497.99 and 577,203.53
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Solution
The fourth proportional to 1,386,258.68, 2,078,497.99 and 577,203.53 is: 865,434.70
Step by Step Solution
- Step 1: Write the proportion equation
1,386,258.68 : 2,078,497.99 = 577,203.53 : x - Step 2: Convert to fraction form
1,386,258.68/2,078,497.99 = 577,203.53/x - Step 3: Cross multiply
1,386,258.68x = 2,078,497.99 × 577,203.53 - Step 4: Simplify right side
1,386,258.68x = 1,199,716,365,090.41 - Step 5: Solve for x
x = 1,199,716,365,090.41/1,386,258.68 - Step 6: Final answer
x = 865,434.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.