Finding the Fourth Proportional to 1,539,345.51, 2,124,300.06 and 860,282.01
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Solution
The fourth proportional to 1,539,345.51, 2,124,300.06 and 860,282.01 is: 1,187,190.99
Step by Step Solution
- Step 1: Write the proportion equation
1,539,345.51 : 2,124,300.06 = 860,282.01 : x - Step 2: Convert to fraction form
1,539,345.51/2,124,300.06 = 860,282.01/x - Step 3: Cross multiply
1,539,345.51x = 2,124,300.06 × 860,282.01 - Step 4: Simplify right side
1,539,345.51x = 1,827,497,125,459.92 - Step 5: Solve for x
x = 1,827,497,125,459.92/1,539,345.51 - Step 6: Final answer
x = 1,187,190.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.