Home / 2,895,004.32-3,995,170-1,605,802.72

Finding the Fourth Proportional to 2,895,004.32, 3,995,170 and 1,605,802.72

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Solution

The fourth proportional to 2,895,004.32, 3,995,170 and 1,605,802.72 is: 2,216,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,004.32 : 3,995,170 = 1,605,802.72 : x
  2. Step 2: Convert to fraction form
    2,895,004.32/3,995,170 = 1,605,802.72/x
  3. Step 3: Cross multiply
    2,895,004.32x = 3,995,170 × 1,605,802.72
  4. Step 4: Simplify right side
    2,895,004.32x = 6,415,454,852,862.40
  5. Step 5: Solve for x
    x = 6,415,454,852,862.40/2,895,004.32
  6. Step 6: Final answer
    x = 2,216,043.27

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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.