Finding the Fourth Proportional to 1,872,686.06, 2,584,029.65 and 1,137,257.88
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Solution
The fourth proportional to 1,872,686.06, 2,584,029.65 and 1,137,257.88 is: 1,569,247.59
Step by Step Solution
- Step 1: Write the proportion equation
1,872,686.06 : 2,584,029.65 = 1,137,257.88 : x - Step 2: Convert to fraction form
1,872,686.06/2,584,029.65 = 1,137,257.88/x - Step 3: Cross multiply
1,872,686.06x = 2,584,029.65 × 1,137,257.88 - Step 4: Simplify right side
1,872,686.06x = 2,938,708,081,616.14 - Step 5: Solve for x
x = 2,938,708,081,616.14/1,872,686.06 - Step 6: Final answer
x = 1,569,247.59
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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.