Home / 1,153,471.16-1,591,559.34-644,095.16

Finding the Fourth Proportional to 1,153,471.16, 1,591,559.34 and 644,095.16

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Solution

The fourth proportional to 1,153,471.16, 1,591,559.34 and 644,095.16 is: 888,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,471.16 : 1,591,559.34 = 644,095.16 : x
  2. Step 2: Convert to fraction form
    1,153,471.16/1,591,559.34 = 644,095.16/x
  3. Step 3: Cross multiply
    1,153,471.16x = 1,591,559.34 × 644,095.16
  4. Step 4: Simplify right side
    1,153,471.16x = 1,025,115,667,746.79
  5. Step 5: Solve for x
    x = 1,025,115,667,746.79/1,153,471.16
  6. Step 6: Final answer
    x = 888,722.41

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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.