Finding the Fourth Proportional to 1,122,060.88, 1,547,418.36 and 877,078
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Solution
The fourth proportional to 1,122,060.88, 1,547,418.36 and 877,078 is: 1,209,565.92
Step by Step Solution
- Step 1: Write the proportion equation
1,122,060.88 : 1,547,418.36 = 877,078 : x - Step 2: Convert to fraction form
1,122,060.88/1,547,418.36 = 877,078/x - Step 3: Cross multiply
1,122,060.88x = 1,547,418.36 × 877,078 - Step 4: Simplify right side
1,122,060.88x = 1,357,206,600,352.08 - Step 5: Solve for x
x = 1,357,206,600,352.08/1,122,060.88 - Step 6: Final answer
x = 1,209,565.92
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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.