Home / 1,160,406.95-1,601,336.39-644,130.97

Finding the Fourth Proportional to 1,160,406.95, 1,601,336.39 and 644,130.97

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Solution

The fourth proportional to 1,160,406.95, 1,601,336.39 and 644,130.97 is: 888,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,406.95 : 1,601,336.39 = 644,130.97 : x
  2. Step 2: Convert to fraction form
    1,160,406.95/1,601,336.39 = 644,130.97/x
  3. Step 3: Cross multiply
    1,160,406.95x = 1,601,336.39 × 644,130.97
  4. Step 4: Simplify right side
    1,160,406.95x = 1,031,470,354,963.00
  5. Step 5: Solve for x
    x = 1,031,470,354,963.00/1,160,406.95
  6. Step 6: Final answer
    x = 888,886.75

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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.