Finding the Fourth Proportional to 1,528,132.32, 2,292,557.04 and 1,502,743.68
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Solution
The fourth proportional to 1,528,132.32, 2,292,557.04 and 1,502,743.68 is: 2,254,468.12
Step by Step Solution
- Step 1: Write the proportion equation
1,528,132.32 : 2,292,557.04 = 1,502,743.68 : x - Step 2: Convert to fraction form
1,528,132.32/2,292,557.04 = 1,502,743.68/x - Step 3: Cross multiply
1,528,132.32x = 2,292,557.04 × 1,502,743.68 - Step 4: Simplify right side
1,528,132.32x = 3,445,125,602,899.51 - Step 5: Solve for x
x = 3,445,125,602,899.51/1,528,132.32 - Step 6: Final answer
x = 2,254,468.12
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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.