Home / 729,045.60-1,093,568.40-684,722.40

Finding the Fourth Proportional to 729,045.60, 1,093,568.40 and 684,722.40

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Solution

The fourth proportional to 729,045.60, 1,093,568.40 and 684,722.40 is: 1,027,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,045.60 : 1,093,568.40 = 684,722.40 : x
  2. Step 2: Convert to fraction form
    729,045.60/1,093,568.40 = 684,722.40/x
  3. Step 3: Cross multiply
    729,045.60x = 1,093,568.40 × 684,722.40
  4. Step 4: Simplify right side
    729,045.60x = 748,790,779,412.16
  5. Step 5: Solve for x
    x = 748,790,779,412.16/729,045.60
  6. Step 6: Final answer
    x = 1,027,083.60

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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.