Home / 1,155,457.95-1,594,502.24-639,231.27

Finding the Fourth Proportional to 1,155,457.95, 1,594,502.24 and 639,231.27

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Solution

The fourth proportional to 1,155,457.95, 1,594,502.24 and 639,231.27 is: 882,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,457.95 : 1,594,502.24 = 639,231.27 : x
  2. Step 2: Convert to fraction form
    1,155,457.95/1,594,502.24 = 639,231.27/x
  3. Step 3: Cross multiply
    1,155,457.95x = 1,594,502.24 × 639,231.27
  4. Step 4: Simplify right side
    1,155,457.95x = 1,019,255,691,893.04
  5. Step 5: Solve for x
    x = 1,019,255,691,893.04/1,155,457.95
  6. Step 6: Final answer
    x = 882,122.70

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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.