Home / 1,758,790.39-2,638,746.02-786,004.20

Finding the Fourth Proportional to 1,758,790.39, 2,638,746.02 and 786,004.20

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Solution

The fourth proportional to 1,758,790.39, 2,638,746.02 and 786,004.20 is: 1,179,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,790.39 : 2,638,746.02 = 786,004.20 : x
  2. Step 2: Convert to fraction form
    1,758,790.39/2,638,746.02 = 786,004.20/x
  3. Step 3: Cross multiply
    1,758,790.39x = 2,638,746.02 × 786,004.20
  4. Step 4: Simplify right side
    1,758,790.39x = 2,074,065,454,453.28
  5. Step 5: Solve for x
    x = 2,074,065,454,453.28/1,758,790.39
  6. Step 6: Final answer
    x = 1,179,256.76

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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.