Home / 1,779,684.09-2,455,949.88-963,869.10

Finding the Fourth Proportional to 1,779,684.09, 2,455,949.88 and 963,869.10

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Solution

The fourth proportional to 1,779,684.09, 2,455,949.88 and 963,869.10 is: 1,330,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,684.09 : 2,455,949.88 = 963,869.10 : x
  2. Step 2: Convert to fraction form
    1,779,684.09/2,455,949.88 = 963,869.10/x
  3. Step 3: Cross multiply
    1,779,684.09x = 2,455,949.88 × 963,869.10
  4. Step 4: Simplify right side
    1,779,684.09x = 2,367,214,200,480.71
  5. Step 5: Solve for x
    x = 2,367,214,200,480.71/1,779,684.09
  6. Step 6: Final answer
    x = 1,330,131.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.