Home / 1,705,157.29-2,557,528.61-1,065,518.11

Finding the Fourth Proportional to 1,705,157.29, 2,557,528.61 and 1,065,518.11

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Solution

The fourth proportional to 1,705,157.29, 2,557,528.61 and 1,065,518.11 is: 1,598,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,157.29 : 2,557,528.61 = 1,065,518.11 : x
  2. Step 2: Convert to fraction form
    1,705,157.29/2,557,528.61 = 1,065,518.11/x
  3. Step 3: Cross multiply
    1,705,157.29x = 2,557,528.61 × 1,065,518.11
  4. Step 4: Simplify right side
    1,705,157.29x = 2,725,093,047,068.10
  5. Step 5: Solve for x
    x = 2,725,093,047,068.10/1,705,157.29
  6. Step 6: Final answer
    x = 1,598,147.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.